Central Pacific Railroad Photographic History Museum
Are there standard pitches for air horns? If so, what are they? If not, what pitches are generally used? Do most horns have two pitches? At what intervals? ...
—Max Zimmer
posted from CPRR Discussion Group at 6:45 PM
1 comments
See HOW TO POST to the CPRR Discussion Group.
© 2006 CPRR.org. Use of this Web site constitutes acceptance of the User Agreement which permits personal use web viewing only; no copying; arbitration; no warranty. Only send content intended for publication. Links are not merchant endorsements – caveat emptor.
CPRR Museum Category Tags:
Transcontinental Railroad
Central Pacific Railroad,
Union Pacific Railroad
Railroads, Trains, Locomotives
History of the American West, Chinese railroad workers
Photography,
Photographs,
Stereoviews,
Stereographs
Central Pacific Railroad Photographic History Museum
Central Pacific Railroad Photographic History Museum
Central Pacific Railroad Photographic History Museum.
posted from CPRR Discussion Group at 12:01 AM
0 comments
Discussion Group – Central Pacific Railroad Photographic History Museum
A log of messages discussing transcontinental railroad history and photography. Opinions are those of each person posting. PRIVACY.
SEARCH both the CPRR Museum and its CPRR Discussion Group:
To find replies, look for both comments linked to the original message and also for later messages.
