Vol. 1 contains Parts 1-3 (Part 3 by W. McCartey, Jr.) and Vol. 2 contains photocopy of the original Part 4 with title: Hill's treatise on daguerreotype: the magic buff and other improvements.
Reproduction Note
Microfilm. Woodbridge, CT. : Research Publications, 1981. 1 reel ; 35 mm. (History of photography ; Reel 90, no. 960)