THE author of this convenient and systematic little treatise is Demonstrator of geology in the Imperial College of Science, London, where he has gained experience through the introduction of large I ...
In addition to its high-quality imagery and sleek design, students and teachers agreed that the multiple viewing features of the SWIFT SW380T 40X-2500X trinocular microscope make it an excellent ...
Built with sturdy materials, yet manufactured economically, the AmScope M150C is portable and the PS25 version comes with a selection of prepared slides; a good choice for a beginner to use at home, ...
Table of metric and English measures and table of natural sines on lining-papers. siris_sil_409278 ...
Table of metric and English measures and table of natural sines on lining-papers. siris_sil_115192 ...
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