How to Read the Design and Edition Numbers on the Bangkok Birch Wood Art Board

The Bangkok birch wood art board carries several references involving the number 25, plus the designation Design 17. They belong to different parts of the product’s identity. Reading them as if they were one numbering system can lead to inaccurate catalogue entries and mistaken assumptions about what a particular board represents.

The essential distinction is simple: Design 17 identifies the Bangkok artwork within the City Series, while a reverse marking such as 01/25 identifies one physical board within the limited Bangkok edition. The City Series contains 25 designs; separately, the Bangkok birch wood edition is limited to 25 individually numbered pieces worldwide.

This guide explains how those references fit together, what they do and do not establish, and how to document the board accurately.

The Three Numbers Collectors Need to Separate

There are three related but independent pieces of information:

1. 17 is the design identifier assigned to Bangkok in the Chromatica City Series.
2. 25 designs describes the wider structure of the first City Series.
3. 01/25–25/25 is the numbering range for the physical Bangkok birch wood edition.

The first two references describe the artwork’s place in a collection of designs. The third describes the limited physical edition of this particular Bangkok board.

It helps to think in terms of two levels. At the series level, Bangkok is Design 17 within a 25-design platform. At the edition level, 25 physical Bangkok birch wood boards are individually numbered on the reverse. The fact that both the series and the Bangkok edition use the number 25 does not make them the same limit.

What “Design 17” Identifies

Design 17 identifies the Bangkok artwork within the Chromatica City Series. It is a design or catalogue reference, not the individual number of a physical board.

In practical terms, “17 Bangkok” answers the question: Which City Series design is this? It does not answer: Which numbered Bangkok board do I own?

That distinction remains the same across the Bangkok edition. A board marked 01/25 on its reverse is still Design 17. A board marked 17/25 is also Design 17. So is a board marked 25/25. The design identifier stays fixed because all of those boards carry the Bangkok artwork.

Design 17 should not be treated as evidence that the board was the seventeenth physical piece manufactured, numbered, sold or delivered. The verified product information assigns 17 to the Bangkok design, but it does not establish a production chronology or sales sequence from that number.

How to write the design reference

For a collection list, inventory record or display note, any of the following formulations can communicate the design identity clearly:

• Design 17: Bangkok
• Bangkok, Design 17
• Chromatica City Series — Design 17 Bangkok

Keep the design reference separate from the edition number. Combining them without labels—for example, writing only “17/25 Bangkok”—can create ambiguity because 17 may refer either to the design identifier or to a particular edition numerator.

What the 25-Design City Series Means

The Bangkok artwork belongs to the first Chromatica City Series, described as a 25-design collector platform built around graffiti, transit culture and urban creativity. In that structure, Bangkok occupies the Design 17 position.

The phrase “25-design City Series” concerns the number of designs in the wider series. It does not mean that only 25 physical City Series objects exist across all cities, formats or editions. For this product, the supported physical limit applies specifically to the Bangkok birch wood edition.

This difference matters when cataloguing a multi-design collection. A collector could use the series number to arrange artworks by design identifier, while also recording the edition number of each physical object. Those are two separate indexing tasks:

• Series indexing: Where does the Bangkok design sit within the 25-design City Series?
• Object indexing: Which individually numbered Bangkok birch wood board is this?

Owning Design 17 does not by itself indicate ownership of seventeen designs, the seventeenth item acquired, or a complete City Series set. It identifies the artwork’s assigned place in the series only.

How to Read the Reverse Edition Number

Each Bangkok birch wood art board in this edition is individually numbered on the reverse within the range 01/25–25/25. This is standard fraction-style edition notation, but it should be read as an edition reference rather than a mathematical fraction.

In a marking such as 08/25:

• 08 is the individual number assigned to that physical board.
• 25 is the stated total number of pieces in the Bangkok birch wood edition.

The denominator therefore remains 25 throughout this edition, while the numerator changes from one numbered board to another. Leading zeros in references such as 01/25 are part of the displayed numbering format and do not change the meaning.

The reverse number answers: Which numbered physical example within the 25-piece Bangkok edition is this? It does not replace the title, city name or Design 17 identifier.

What the numerator does not establish

An edition numerator should not be used to infer facts that the product documentation does not state. For example, 01/25 identifies a board by number, but it does not prove that it was the first board engraved, the first one completed, the first one sold or the first one shipped. Likewise, 25/25 does not necessarily identify the last board produced or sold.

Edition numbering provides identification within the declared edition. Production and sales chronology are separate matters and should not be added to a catalogue record without direct supporting documentation.

Why 17 and 17/25 Would Not Mean the Same Thing

This is the point most likely to cause confusion because Bangkok is Design 17 and the limited edition includes a possible number written as 17/25.

If a Bangkok board carries 17/25 on the reverse, the same object involves two distinct uses of 17:

• Design 17 means the Bangkok artwork is the seventeenth designated design in the City Series.
• 17/25 means that physical board carries individual number 17 within the 25-piece Bangkok edition.

The matching numerals would be coincidental within the two systems. The reverse edition number does not become the design number, and the design number does not determine which edition number a board receives.

A clear record would therefore read something like:

Chromatica City Series, Design 17: Bangkok; birch wood edition; reverse edition number 17/25.

For any other board in the edition, only the final field changes. A board numbered 04/25 would still be Design 17 Bangkok. Keeping labels such as “design” and “edition” beside their respective numbers prevents confusion when records are viewed later or shared with another collector.

What the Certificate of Authenticity Adds

The verified product information states that the Bangkok board is supplied with a Chromatica Certificate of Authenticity. The certificate is supporting documentation accompanying the physical work. It should be retained with the board’s collection records, even when it is stored separately for practical reasons.

The certificate does not change the meaning of either numbering system. Bangkok remains Design 17, and the reverse marking remains the identifier for the individual board within the 25-piece edition.

Do not assume unverified details about the certificate. In particular, the available product information does not establish here that a number printed on the certificate matches the reverse edition number. That relationship should only be entered into a catalogue after reading the actual certificate and comparing the information visible on both items.

A careful documentation process is:

1. Read the reverse number directly from the board.
2. Transcribe the certificate information exactly as printed.
3. Keep those observations in separate catalogue fields.
4. If both display matching information, record that as a direct observation rather than an assumption.
5. Retain the original certificate instead of relying only on a typed summary.

A certificate is useful supporting documentation, but a collector’s record should still describe the physical board itself. The board’s title, design reference, material, format and reverse marking should not be replaced with the general phrase “certificate included.”

How to Record the Board in a Collection Catalogue

A useful catalogue record distinguishes verified product specifications from observations about the particular board in hand. This is especially important with natural birch wood, because grain, base color and surface texture can vary from board to board, and those variations may influence the visible character of the engraving.

Recommended core fields

For the edition field, do not enter a number taken from a product photograph, example listing or another collector’s board. Record only the number physically visible on the reverse of the board being catalogued.

Useful object-specific notes

Beyond the standard product information, a private catalogue can include observations that distinguish the individual object:

• A clear photograph of the front.
• A clear photograph of the complete reverse.
• A close photograph of the reverse edition number.
• A photograph or scan of the accompanying certificate.
• A note describing visible grain, base-color or surface-texture characteristics.
• The acquisition date and source, based on the collector’s own records.
• A note stating whether the board remains in its natural engraved state or has been customized.

The board is suitable for customization with appropriate acrylic markers. If it has been customized, record that fact separately from the original edition information. Personal color, lettering or characters may change the appearance of the individual object, but they do not turn the edition number into a new design number. A useful record might distinguish between original engraved foundation and collector-applied customization.

A concise catalogue entry could read:

Chromatica, Design 17 Bangkok, City Series. Permanent laser engraving on 3 mm birch wood, A4 landscape, approximately 29.7 × 21 cm. Bangkok edition of 25 worldwide; individually numbered [copy reverse marking]. Chromatica Certificate of Authenticity supplied.

How to Preserve Access to the Reverse Number

Because the individual edition number is on the reverse, a display setup can make it temporarily difficult to inspect. That is not necessarily a problem, provided the mounting or framing approach allows the board to be accessed without unnecessary handling or damage.

Before displaying it, photograph the entire reverse and make a separate close image of the number. Check the image for focus and legibility rather than assuming the marking will be readable later. File the photograph with the catalogue record and certificate documentation.

When planning a display, consider the following:

• Use a setup that permits the board to be removed when identification needs to be checked.
• Avoid permanently covering the reverse number with labels, fixtures or added decoration.
• Do not place a personal inventory label directly over the original marking.
• Record the number before installation, especially if the reverse will face a wall.
• Keep instructions for opening or removing the display with the collection record if the method is not obvious.

If an external inventory label is useful, position it so that it cannot be mistaken for the original edition marking. Clearly label collector-added information in the catalogue as such.

There is no requirement for the reverse number to remain visible during normal front-facing display. Accessibility and documentation are more important than continuous visibility. The objective is to preserve the ability to connect the physical board with its correct record.

What the Numbers Do Not Prove

Edition terminology can invite conclusions that go beyond the available evidence. The Design 17 reference and reverse edition number identify the work, but they do not independently establish every aspect of its history, condition or market status.

A lower number does not establish greater value

There is no verified basis here for describing 01/25, another low numerator or any particular number as rarer, more desirable or more valuable than the rest of the edition. Every numerator identifies one board within the same stated 25-piece Bangkok edition.

Some individual collectors may have personal number preferences, but preference is not the same as an objective hierarchy. No investment, resale or future-appreciation conclusion should be drawn from the numerator alone.

The number does not establish production or sale order

The edition marking is an identifier. Without additional records, it does not reveal when the board was engraved, finished, numbered, purchased or shipped. Avoid translating “01” into “first produced” or “25” into “last sold.”

The edition size does not describe the whole City Series

The 25-piece limit applies to the Bangkok birch wood edition described here. The separate phrase “25-design City Series” describes the number of designs in the wider collector platform. It would be inaccurate to state that only 25 physical City Series objects exist in total.

Matching product specifications do not mean identical surfaces

The boards share the stated design, material, format and edition structure, but birch wood is a natural material. Grain, base color and surface texture vary, so the engraving may show subtle visual differences from one board to another. The edition number does not rank those variations or identify one surface as the standard against which all others should be judged.

The artwork does not indicate operator affiliation

The Bangkok design is an independent artistic interpretation of Bangkok train culture. Its City Series position and edition number do not imply endorsement, licensing or affiliation with a transport operator, and they do not identify a specific operator, route, train model or official livery.

A visible number is not the complete record

A reverse marking is important, but accurate identification also uses the title, Design 17 reference, Bangkok subject, material, format and accompanying documentation. A number viewed in isolation can be copied incorrectly or confused with the design identifier. Photographing the whole object and recording the surrounding context creates a stronger catalogue entry.

Quick Reference: Design Number vs Edition Number

The reliable way to read the Bangkok board is therefore: Bangkok is Design 17 within the 25-design City Series, and each physical Bangkok birch wood board carries its own reverse number within a separate 25-piece worldwide edition. Record both references, label them clearly and copy the reverse marking from the actual board rather than from an example. That keeps the series identity, physical edition and collector documentation connected without treating different numbering systems as the same thing.