A mat-backed, 35 cm by 28 cm, colour aerial photograph of the Perch Lake basin taken in 1980 October.
A photo mounted on a 50 cm by 75 cm hardboard backing celebrating 50 years ...
A 50 cm3, lithium-drifted, germanium detector with its aluminum mounting assembly. To decrease detector noise, ...
A collection of ten, foam-board backed, black and white, 20cm by 25 cm, photographs dealing ...
A 46 cm by 37 cm framed copy of the certificate presented to Ari J. ...
A Model 5430 Leeds & Northrup galvanometer. This was a “second-generation”, electrical-measurements instrument, developed about ...
The certificate of the Honorary Doctor of Science degree awarded to W.B. Lewis by Laurentian ...