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)Original sheet identity has not yet been reconciled.
Extraction: Reviewed · extraction partial. Partial timed visual review: Bounded source-witness extraction; historical readings and regional inventory reused. Partial timed visual review: Coordinates normalized in encoded access derivative. Source-local documentary evidence only; no installed transform. Partial timed visual review: Additive source-local review. Coordinates refer to encoded access derivative before presentation rotation. No installed transform or geometry acceptance. Partial timed visual review: undefined Partial timed visual review: Partial first pass of upright entrance elevation close-up; catalogue and OCR checked first. Four legible dimension spans captured; cropped right-hand finish instruction and fine profile dimensions deferred.
Highlighted reading: 4". Local short horizontal span at left pediment return; not wall thickness or full surround depth.
Show every recorded property on this drawing →
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Scroll or pinch to inspect this drawing. The gold outline locates the selected reading. Archival drawing photograph · Oregon Historical Society research collections.
Open source image separately ↗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.
4 in
Local short horizontal span at left pediment return; not wall thickness or full surround depth.
Drawing notation: 4"
Local short horizontal span at left pediment return; not wall thickness or full surround depth.