WE have received from Messrs. W. Watson and Sons, Ltd., the new edition of their catalogue of microscopes and accessories (Parts 1 and 2). The pages devoted to principles of construction on the ...
MESSRS. W. WATSON AND SONS, LTD., held their fourth exhibition of microscopes at the Central Hall, Westminster, on December 7-11, when the manifold uses of the microscope were practically illustrated, ...
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