Record

Collection	ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments
Object Name	Rowland solar spectrum photographs
Object Number	ABDNP:200706a
Brief Description	Set of 9 fabric backed rolls showing black and white photographs of the Normal Solar Spectrum made using a Rowlands grating . Writing on rolls showing wavelengths and origin.
Dimensions	length 910 mm, width 310 mm, thickness 1 mm
Materials	fabric, paper
Condition	good
Completeness	unknown
Maker	Prof. H. A. Rowland, Johns Hopkins University
Object Production Place	Johns Hopkins University
Object Production Date	1888-1890
Inscription Content	Photographic Map of the Normal Solar Spectrum, made with the Concave Grating by Prof. H. A. Rowland, Johns Hopkins University 2nd Series 1888

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