An Adjustable Threading Feed Attachment for a Lathe Without Metric Threading Capability
PDF Version Metric pitch threads, with the exception… Read More
PDF Version Metric pitch threads, with the exception… Read More
The name Julian D. Corrington, and Bausch & Lomb’s Model R, Gem, and New Gem microscopes for young people and other beginners are forever linked in… Read More
PDF Version One of the most beautiful objects you can see under the microscope are the diatoms. In the Victorian era… Read More
PDF Version Abstract… Read More
American Editor: John Gustav Delly, Scientific Advisor to Hooke College of Applied Sciences, Westmont, Illinois, U.S.A. British Editor: Steve Gill, Co-Editor of The Amateur Diatomist,… Read More
PDF Version Introduction Everybody is familiar with, or at least aware of, modern trading cards. A trading card is a small card… Read More
One of the most important tests to verify the potential of a light microscope is to use a diatom slide of Amphipleura pellucida (Kützing) mounted in a… Read More
Introduction The foraminifera are amoeboid protists. They are the most common marine planktonic and benthic species. The majority of the shells of foraminifera (from Latin… Read More
Abstract Enhancing detail and contrast in transparent specimens has always been a primary interest of microscopists. To such ends, several optical techniques have been… Read More
One of the typical unit operations in classical microchemical (and also semi-microchemical) work, as founded by Behrens, Emich and others, is the exposure of the… Read More