An angle comparator for laboratory use
By: H. Lloyd, A. T. F. Simmons and G. E. Winder.
Contributors: Simmons, A. T. F.; Winder, G. E.; Safety in Mines Research Establishment (Great Britain)
Series: Safety in Mines Research Establishment. Research report -- no. 37
Publisher: Ministry of Fuel and Power, Safety in Mines Research Establishment
Published: 1952
Place of publication: London
Number of pages: 12
Notes: Bibliography: p. 12.