Dr. Walter C. McCrone (1916-2002)

Microscopy students at McCrone Research Institute in Chicago.

A composite colored SEM micrograph of an N95 surgical mask containing coronavirus particles, shown as minute yellow spheroids. (Micrograph courtesy of Brian J. Ford)

Central-stop dispersion staining of a mixture of glass particles mounted in nD=1.520 Cargille high-dispersion liquid. (McCrone Research Institute)

A microcrystal test for pseudoephedrine with dilituric acid reagent

Sample boards with fabric swatches in position for sunlight exposure in Arizona.

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McCrone Publications

Microscope Publications (division of McCrone Research Institute, Inc.) publishes The Microscope journal, The Microscope Series monographs, and many other titles.


McCrone Research

McCrone’s applied research in microscopy and microanalysis addresses problems in the forensic, industrial, air quality, asbestos, environmental, and art conservation sciences.