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Russel W. Porter - Linda Hall Library
Hale Telescope Looking Northwest Poster, by R. W. Porter – Palomar Observatory Gift and Book Store
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Porter 14 – Sunriver Nature Center & Observatory
Porter Garden Telescope | National Museum of American History
The Irving Porter Church Telescope
Porter Garden Telescope | National Museum of American History
History of the Fuertes Observatory Telescope
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Porter Garden Telescope | Astronomy.com
Russell W. Porter's Drawings of the 200" Hale Telescope
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Expensive Yard-Art For Stargazing: Porter Garden Telescope
Hale Telescope Cutaway Drawing Poster, by R. W. Porter – Palomar Observatory Gift and Book Store
Stellafane Porter Turret Telescope: How It Works
The Porter Garden Telescope
Sold at auction Bronze Art Nouveau Porter Garden Telescope Frame Auction Number 2760M Lot Number 297 | Skinner Auctioneers
Russel W. Porter beside an 8-inch f/1.0 Schmidt telescope of his design. - Photographs - Huntington Digital Library
Russell W. Porter's Drawings of the 200" Hale Telescope
Drawing by R. W. Porter depicting an interior view of Mount Palomar Observatory and a cross-sectional view of the 200-inch telescope, 1938 — Calisphere