1923 Rotogravure Wireless Radio Use Microphone Stethoscope Broadcasting Historic

"Wireless in Medicine, Journalism and Aeronautics" This is an original 1923 sepia rotogravure with images of the various uses of wireless radio. CONDITIONThis 91+ year old Item is rated Very Fine +++. No creases. No surface rub. No tears. No water damage. Please note: There is printing on the verso. Product Type: Original Rotogravure; Sepia Grade: Very Fine +++ Dimensions: Approximately 9.75 x 14.75 inches; 25 x 37 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 offer a collection of original rotogravures from 1923. These images provide us with fascinating "snapshots," so to speak, of historical events, people and places -- a virtual treasure trove for the collector of historical memorabilia from the early 20th century. About Rotogravure: Rotogravure is a printing method using a rotary pr