1922 Ad William Gaertner L 230 Wavelength Spectrometers Science Laboratory IEC2
This is an original 1922 black and white print ad for the L 230 wavelength spectrometer apparatus that was made and sold by William Gaertner & Company of 5345-49 Lake Park Avenue, Chicago, Illinois (IL). CONDITIONThis 91+ year old Item is rated Very Fine ++. Light aging throughout. Light creasing. There is light bleedthrough on this piece from the verso. Product Type: Original Print Ad; Black / White Grade: Very Fine ++ Dimensions: Approximately 7.25 x 5.25 inches; 18 x 13 cm Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation) Period Paper is pleased to present a collection of vintage advertisements from The Journal of Industrial & Engineering Chemistry that's sure to appeal to science nerds and factory machinery enthusiasts alike. To continue browsing this unique collection, simply click on the link provided beneat