Titre
Letter from K.A. Bauer, Carl Zeiss, Inc. to Maude Bennot, Director of the Adler Planetarium
Référence
ZPC.S2.F1.9
Etendue et contenu
Letter acknowledging Bennot's comment that the Zeiss planetarium's moon image is unsatisfactory and poses questions to consider. Also discusses the Adler's need for light bulbs for the Zeiss projector and states that while Westinghouse and G.E. might have bulbs to meet Adler's needs, Zeiss bulbs are better as they were manufactured under Zeiss supervision. The letter lists out 7 bulbs of varying voltage and wattage.
Description physique
One page, 8.5 x 11 inches
ISBN
textual record
Niveau de description
ITEM