B68-774 SET OF SCIENTIFIC INSTRUMENT CATALOGS. Tesseract. A complete set of David and Yola Coffeen's Tesseract catalogs, 114 total beginning with Catalog A in 1982 and ending with winter 2023/2024. Each is 6-1/2" x 8-1/2", softbound, in near mint condition, with instruments carefully and lovingly described by David. As a bonus, the lot also includes three volumes of Rittenhouse, the Journal of the American Scientific Instrument Enterprise, which was published by the Coffeens, and two issues of Dale Beeks' Perceptions Scientifica catalogs from 1985-87. A treasure trove of information and invaluable reference work. Fine 150-300