Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,259 pages of information and 244,500 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
677A. SHADBOLT, G., 2 Lime Street Square — Inventor.
Sphzero-annular condenser, for condensing light in a peculiar manner, on transparent objects while under examination by the microscope.
Diagrams and description, illustrative of the action and construction of the condenser.
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