Good referece for common train horns

Main Train Horns
1

http://dieselairhorns.com/collection.html

Has all the Nathan and Leslie and Prime and Wabco
Has audio files for each horn to some are rare finds in the Nathan Horns:)

2

omg that p-7x doesn’t honk around

3

I’ll contribute one too…

http://atsf.railfan.net/airhorns/

4

lol that poop must sound really reallyyyyyyyy loud lol

5

Heres some more on the Airchimes

http://trainiax.net/meguidehorn.htm

Need parts or replacement horns
Horns -
http://www.microprecisiongroup.com/shop/
Parts-
http://www.microprecisiongroup.com/shop/category.asp?catid=4