https://youtu.be/9t_PyZpbfFU (25:19)
Panama Pacific Expo World's Fair in San Francisco 1915 - rare narrated nitrate films
The historical silent film footage was found in 1961 in Tiburon and Ray Hubbard wrote and produced it for KPIX TV with help from Lee Mendelson . R.E. Pusey edited, Walter Johnson narrated it for broadcast.

https://youtu.be/urYlkzW4oYk (24:35)
1915 Pan-Pacific Exposition - The Lost Parks of Northern California
Join host Kris Rowberry and his crew, as they embark on hunting down the remaining pieces of San Francisco's biggest party!

https://youtu.be/8Di2G8SiffQ (7:21)
1915 World’s Fair Put a Reborn San Francisco in the Spotlight | KQED Arts
Published on Feb 20, 2015
One hundred years ago—just nine years after earthquake and fire brought San Francisco to her knees--the city threw open the gates to an audacious world’s fair.

When the World Came to San Francisco - Motion Picture Trailer

https://youtu.be/WXhoAjjx0QQ (2:47)
Published on Aug 25, 2014
A feature film about the 1915 Panama-Pacific International Exposition in San Francisco, starring Beverly Washburn, narrated by Gerry O'Brien, Written and Directed by R. Christian Anderson. From Crescentius Films. Coming March, 2015.
[Note: Facebook "Lost San Francisco" page says the premiere is at the Palace of Fine Arts on June 20, 2015.]

Mary Mallory / Hollywood Heights: 1915 Panama Pacific International Exposition Caught on Film
One hundred years ago, San Francisco hosted the most elaborate and and fantastic World’s Exposition until that time in celebration of the opening of the Panama Canal and the opening of the grand Pacific Coast to the world. . . .

Natural Color Studies of the Panama-Pacific International Exposition, San Francisco 1915
Fantastic color photos of all the Palaces and places of the World’s Fair in San Francisco.