Electro-Optical Device, Bausch & Lomb, 20th century - Museum of Science and Industry (Chicago) - DSC06412.JPG
Daderot
en
Electro Optical Device, Bausch & Lomb, 20th century Museum of Science and Industry (Chicago) DSC06412, Exhibit in the Museum of Science and Industry, Chicago, Illinois, USA. Photography was permitted in the museum without restriction.
commons
en
Electro Optical Device, Bausch & Lomb, 20th century Museum of Science and Industry (Chicago) DSC06412, Bausch & Lomb microscopes, Optical equipment in the Museum of Science and Industry (Chicago)
commons
ja
シカゴ科学産業博物館 DSC06412、米国シカゴ科学産業博物館の展示。写真は美術館で制限なく許可された。
commons_translated
ja
エレクトロ光学デバイス、バウシュ&ロンブ、20世紀科学産業博物館、バウシュ&ロンブ顕微鏡、理工博物館光学機器(シカゴ)
commons_translated
optical device optical instrument optical optically