Different types of Railway Crossing bells in Australia

Here’s are the bells I’ve filmed :
Ebells
Barker technics
Safetran type 3
WCH
Gs type 1
Gs type 1 adjusted
Gs type 2
Gs type 3
Mechanical bells
Mck&h teardrop cast iron
Mck&h teardrop aluminium
Westinghouse brake and signal teardrop
Westinghouse hybrid
Bryant zinc co
WRRS
WCH 1st gen
WCH 2nd gen double mount base
Safetran
Magnetic Flagman
Other bells that I need to film
Safetran type 1
Safetran type 3 high pitched
Us&s
Federal Signal
Wabco
Note typo in the video , flat Westinghouse hybrids, not flag