Glorious color photos

[bobster1985]

This magazine featured some lovely color photos of the PPIE. 

[Randy Treadway]

Here's an article on true color photography at the PPIE.

http://americanhistory.si.edu/blog/2011/02/1915-san-francisco-panama-pacific-international-exposition-in-color.html

[Bill Cotter]

Fantastic. I never knew about Autochromes.

[Jim]

Just wonderful.  The photos make the buildings look as if they could last forever.