Scientific American Volumes VI and VII. September 21, 1850-September 11, 1852.

Folio, leather spine and corners with boards, illustrated, 414 pp. Top cover almost detached, hinges cracked, significant wear to binding, part of spine is missing, title page torn with part of right side detached, but still present, signature on front endpaper, some foxing and browning on first few pages, but most of contents clean and bright, inked number on a page or two, a couple of pages with wide margins are folded and creased, not affecting text; despite its faults a decent copy. This bound volume of the Scientific American contains 52 issues covering a two-year period. A broad range of subjects is discussed, ranging from ice machines to the treatment of cholera. Other topics include firearms, steam engines, aerial navigation, cancer, and daguerreotypes.