CardCow Vintage Postcards

Haley's Comet 1910

Sat, 15 Dec 2007 00:00:00 +0100

Title:
Haley's Comet 1910
Real Photo unused

Spooning In The Moon

Sun, 25 Nov 2007 00:00:00 +0100

Title:
Spooning In The Moon
Post Card (Undivided Back) PM Oct-08

Are You Coming Out To-Night?

Fri, 6 Apr 2007 00:00:00 +0100

Title:
Are You Coming Out To-Night?
Divided Back PM 1914 Aug-25

Palomar Observatory

Sat, 21 May 2005 05:21:00 +0100

Title:
Palomar Observatory
Chrome unused

Description:
Eighteen years ago a new kind of glass was developed which was almost impervious to heat. This made possible and feasible the building of a huge mirror and construction of a telescope twice the size of any in existence. Polished and perfected over a period of seven years at California Institute of Technology, Pasadena. the 200-inch mirror was installed on 1947 in the 10-story observatory on Mt. Palomar, 70 miles from San Diego. Open to the public, Reached over paved highway.

Orrery And Mineral Displays

Tue, 19 Apr 2005 08:23:00 +0100

Title:
Orrery And Mineral Displays
unused

Description:
Museum of Cranbrook Institute of Science Bloomfield Hills, Michigan

The Sun

Tue, 19 Apr 2005 05:51:00 +0100

Title:
The Sun
unused

Description:
Is the nearest star. The mean distance of the sun form the earth is 92.900,000 miles. A railway train going a thousand miles a day (nearly 42 miles an hour without stop) would take 254 1/3 years to make the journey, and the ticket would cost $2,880,000. Its diameter is 866,500 miles. It is 107 1/2 times larger than the earth's diameter. It is 1,3000,000 times larger in volume than the earth. The earth is almost 3,000,000 miles nearer to the sun on December 31 than on July 1. The sun rotates on its axis once in 25 days, 8 hours, 24 seconds. Light traverses the distance in 8 minutes, 9 seconds. The unbra of a sunspot varies from 500 to 50,000 miles in diameter.