[Printed envelope].

Rochester, NY:: Bausch & Lomb Optical Co., [n.d.].. 17 x 25 cm. Brown printed envelope. Ownership signature of Frederick Herzig, Los Angeles. Contains: "Cabinet Key Inside" Bausch & Lomb Optical Co., Rochester, NY; Certificate of Inspection from Bausch & Lomb Optical Co.; Bausch & Lomb Instrument Registration [for Herzig]. Added receipt from Braun Corp., Los Angeles, from whom Herzig bought a microscope [no date].