Title and statement of responsibility area
Title proper
Air purifier : EF-3.
General material designation
Parallel title
Other title information
Title statements of responsibility
Title notes
Level of description
File
Reference code
SCA207-GA186-33-1605
Edition area
Edition statement
Edition statement of responsibility
Class of material specific details area
Statement of scale (cartographic)
Statement of projection (cartographic)
Statement of coordinates (cartographic)
Statement of scale (architectural)
Issuing jurisdiction and denomination (philatelic)
Dates of creation area
Date(s)
Physical description area
Physical description
4 photographs : b&w ; 26 x 21 cm and 21 x 26 cm
2 negatives : b&w ; 26 x 21 cm and 21 x 26 cm
1 transparency : col. ; 13 x 10 cm
1 slide, mounted : col. ; 35 mm
Publisher's series area
Title proper of publisher's series
Parallel titles of publisher's series
Other title information of publisher's series
Statement of responsibility relating to publisher's series
Numbering within publisher's series
Note on publisher's series
Archival description area
Name of creator
Custodial history
Scope and content
File consists of material relating to the EF-3 electrostatic air cleaner and the Springaire electronic air cleaner. Includes four photographs (plus duplicates), two copy negatives, one transparency, one slide, and three copies of a single-sheet advertisement. Some of the photographs are composite images. File also includes a composite photograph of the AC2500 and AC3300 air conditioners.