- Collection of
- Tokyo Photographic Art Museum
- Series title
- Engraving Illustrated Documents
- Title
- Optical Telegraph and Signal Patterns
- Original title
- "The Optical Telegraph"
- Artist Name
- Photographer unknown
- Year
- 1840
- Material / Technique
- Other prints
- Accession number
- 60050056
- Tokyo Photographic Art Museum “Search the Collection”
- https://collection.topmuseum.jp/Publish/detailPage/4828/
