1 matching record(s)
D (Stack)Ladd, William
"A List of Spectroscopes and Apparatus, manufactured and sold by William Ladd, 11 and 12, Beak Street, Regent Street, London, W. Microscope and Philosophical Instrument Manufacturer, by appointment to The Royal Institution of Great Britain, etc., etc., etc."
1 page (with book advertisement on reverse) at end of William Huggins, On the Results of Spectrum Analysis ..., which was published by Ladd, 1866.
[Unknown]
1866