Vintage postcard of 200-inch Dome
Palomar Mountain Observatory 1948 3¢ Stamp
Fall at Palomar Postcard
Winter at Palomar Observatory Postcard
Art Deco 200" Dome Greeting Card
Milky Way Over Hale Telescope Dome Greeting Card
200-inch Dome in Winter Postcard
Hale Telescope Looking North Postcard
Zwicky Transient Facility Postcard
Hale Telescope Looking Up At Secondary Mirror Postcard
200-inch Dome Pastel by R. W. Porter Postcard
Palomar at Night (3 Domes) Postcard
Hale Telescope and Open Dome Postcard
3D Planets Postcard
Starry Dome Greeting Card
Vintage postcard of open 200-inch Dome
Vintage postcard of closed 200-inch Dome
