Every dimension belongs to an object and a drawing. Original room numbers, object marks, printed values and source regions stay together—even when the answer is unresolved.
464 of 464 photographs have extraction records, containing 27,517 properties. Initial image review is not exhaustive extraction: 0 photographs have passed the full-region check. 66 numbered sheets are reconciled. Modeling and architectural registration are separate work; these counts do not establish a complete building.
Download the structured register (JSON)Object: Post Office inspector's toilet
Printed values, calculations, image traces and observed counts are different kinds of evidence. “Verified” applies to the specific reading—not to the whole room or model.
Selected source evidence only; partial locator review. Applies only to depicted assembly.
Drawing notation: POST OFFICE INSPECTORS TOILET ROOM - 223
Selected source evidence only; partial locator review. Applies only to depicted assembly.
Selected source evidence only; partial locator review. Applies only to depicted assembly.
Drawing notation: Lavatory and W.C. compartment shown beside janitor closet
Selected source evidence only; partial locator review. Applies only to depicted assembly.
Numeric value unresolved
Selected source evidence only; partial locator review. Applies only to depicted assembly.
Selected source evidence only; partial locator review. Applies only to depicted assembly.
Source inventory is separate from the floor filters above. Select one drawing to inspect it; no drawing set is preloaded.