The Warner-Swasey style mount. The equatorial mount for the 30 inch was patterned after the most relieable mount in the world at the time. Apparently Brashears firm was able to duplicate the Warner-Swasey patterns and make the mount here in Pittsburgh.

Al Paslow Astronomy Collection

Images and events of personal interest.

On March 29, 2006 - The famous John Dobson arrived in Pittsburgh, PA for the Carngie Science Center - Astronomy Day Event. He was greeted by Bill and Maureen Moutz and over the next serval days is enjoying a stay at their home in the Verona area.

Mr. Dobson recieved a tour of Allegheny Observatory on thursday, hosted by Art Glasser, with Bill, Richard Frye, and myself. Mr. Dobson examined the 30 inch Thaw Refractor and also the Historic 13 inch Fritz-Clark instrument.

A dinner followed at Follino's in the south side.
Afterwards a number of members joined Mr. Dobson for a sidewalk observing session in at the 19th and Carson Street Area - here are some of the images of that event:

Gallery pages: 1 2 3 4 >

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Al-Paslow > John Dobson examines the original 30 inch lens for the Thaw Telescope. Famous Pittsburgh Telescope Maker John A. Brashear fabricated this doublet, in the orginal brass cell. (Weights attached to the side prevent flexture.) A new lens was made in the 1980's by the University of Arizona and is currently installed in the Thaw instrument.

Al-Paslow > ...on the floor at the 30 inch

Al-Paslow > The Warner-Swasey style mount. The equatorial mount for the 30 inch was patterned after the most relieable mount in the world at the time. Apparently Brashears firm was able to duplicate the Warner-Swasey patterns and make the mount here in Pittsburgh.

Al-Paslow > Business end of the Thaw Telescope.

Al-Paslow > from left to right - Art Glasser, Richard Frye, John Dobson and Bill Moutz.

Al-Paslow > ... hey that's me with the gang at the base of the 30 inch Thaw.

Al-Paslow > ...Looking up at the 13 inch.

$Al-Paslow > Art describes the famous 13 inch refractor, at one time one of the largest telescopes in the country.$

The Warner-Swasey style mount. The equatorial mount for the 30 inch was patterned after the most relieable mount in the world at the time. Apparently Brashears firm was able to duplicate the Warner-Swasey patterns and make the mount here in Pittsburgh.