Collection of research notes of John Hammond
- Made:
- 1981-1987
- maker:
- John H Hammond
Collection of research notes of John Hammond for his books on the camera obscura and the camera lucida. Comprise notes and background information relating to Hammond's books on the camera obscura (1981) and the camera lucida (1987, co-written with Jill Austin). They include copies of patents, inventories and biographical information on W.H. Wollaston and Cornelius and John Varley. [Brief listing available]
