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Archives - 1950s JRASC

Images from 1950s issues of JRASC.

Spitz Planetarium

Spitz Planetarium

Is this the Spitz planetarium in Hamilton? [JRASC 53,149]

Meanook 1952

Meanook 1952

Mounting the camera body at Meanook Meteor Observatory, 1952 [JRASC 53,15].

Ottawa Meridian Circle

Ottawa Meridian Circle

The Ottawa Meridian Circle [JRASC 53,264].

JRASC 53,15

JRASC 53,15

L to R: A.A. Griffin, G.A. Brealey, J.M. Grant, H.E. Cook, J. Pare, A. Page, P.M. Millman. [JRASC 53,15]

Figure 6

Figure 6

The rear shell in place, showing the film holder mounted at the centre fo the shell.

Figure 5

Figure 5

A completed shell mounted as the front optical element in a Super-Schmidt meteor camera.

Figure 4

Figure 4

Glass blanks for the hemispherical shells seen in the Perkin-Elmer shops after preliminary rough grinding.

Figure 3

Figure 3

Above, Geminid meteor; Below, sporadic meteor; photographed at Meanook (Dominion Observatory, Ottawa, Canada, #5693.

Figure 2

Figure 2

Sketch showing displacement of meteor from its spectrum (Dominion Observatory, Ottawa, Canada, #5689).

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