hinged wooden angle
Date1890-1940
Inventory Number1996-1-0065
ClassificationAngle
Subject
Maker
Keuffel & Esser Company
1867 - 1987
Cultural Region
Place of Origin
Dimensions2 x 59 x 3.5 cm (13/16 x 23 1/4 x 1 3/8 in.)
blue board box: 14.6 × 69.5 × 43.2 cm (5 3/4 × 27 3/8 × 17 in.)
blue board box: 14.6 × 69.5 × 43.2 cm (5 3/4 × 27 3/8 × 17 in.)
Material
DescriptionThe angle consists of two wooden arms, of differing lengths, attached at one end by a brass connector hinge. The longer arm has small brass turn knob at its other end. The smaller arm has a square brass marker at its other end and a round brass marker at its half way point. The arms can be brought together and pulled apart with a maximum angle of approximately 30 degrees.
Signedengraved on wooden arm in black lettering: KEUFFEL & ESSER Co.
Inscribedengraved on wooden arm in black lettering: N.Y. / TRADEMARK
FunctionFor measuring, tracing and transferring angles up to around 30 degrees.
ProvenanceFrom the Department of Engineering, Harvard University.
Keuffel & Esser Company
Date: 1954-1969
Accessories: mahogany case; 3/4 inch wrench; extra knobs
Object number: 1997-1-1859
Keuffel & Esser Company
Date: circa 1925
Accessories: case
Object number: 1997-1-1917
Fabre et Cie
Date: circa 1856
Object number: 5468
Keuffel & Esser Company
Date: circa 1875
Accessories: pantograph weight (5140b); wooden stands
Object number: 5140a
Jakob Amsler
Date: circa 1906
Accessories: instrument is in four (4) parts; the rail is in own box and is inventory # 2006-1-0002b; letter from Prof. William Brower containing the complete history of ownership and use (missing)
Object number: 2006-1-0002a
Charles Bruning Company
Date: 1942
Accessories: plywood case; 3/4 inch wrench; black metal end pieces
Object number: 2003-1-0127
Walter Balcke
Date: 1955
Accessories: mahogany box with plexiglass lid; pencil; eraser; box of lead; putty ball; cleaning cloth; cardboard instruction card
Object number: 1997-1-1619
Forster
Date: 1950-1960
Accessories: spare ink cartridges; pen attachments
am auxiliary box containing small Allen wrench, scotch tape, extra parts, and storage instructions
Object number: 1999-1-0054
