red wratten filter marked Ring R1
Dateearly 20th Century
Inventory Number2014-1-0051
ClassificationFilter
Subject
Maker
Eastman Kodak Company
1881-present
User
Oak Ridge Station
1931 - 2005
User
George R. Agassiz Station, Harvard
1951 - 1982
User
Harvard College Observatory
founded 1839
Cultural Region
Dimensions20 × 17.8 × 0.4 cm (7 7/8 × 7 × 3/16 in.)
Material
Descriptiongen. cat. #13
Signedunsigned
Inscribedon paper label on filter mount: Ring R1 G.C. 13
ProvenanceOak Ridge Observatory, Building # 7, darkroom; transferred to CHSI.
Historical AttributesThis filter was found in the darkroom in the main building at Oak Ridge Observatory. It is identified as being for the General Catalogue 13.
Research Laboratories--Eastman Kodak Company
Date: 1923-1950
Object number: 2014-1-0045
Research Laboratories--Eastman Kodak Company
Date: circa 1934
Object number: 2014-1-0046
Research Laboratories--Eastman Kodak Company
Date: circa 1940
Object number: 2014-1-0047
Eastman Kodak Company
Date: circa 1920
Accessories: none SET OF 5 GLASS FILTERS: #49, 73, 72, 49, 62. Each filter 5x5cm, glass sandwich with filter between plates
Object number: 1988-0011
Eastman Kodak Company
Date: circa 1940
Accessories: case
Object number: 1997-1-0008
