The badge likely served as a promotional item or souvenir, given to participants or sold during tours.
1960's Vintage Continental Tours-Leeds England Badge [Anglo-Belgian-Tours]
New South Wales Government Department Of Railways Vintage Sunday Tours Sydney
1891 Iowa Annual Train Report WABASH RAILROAD ~ 20 Pages Of Railway Information
LONDON TRANSPORT MUSEUM 1980 GUIDE BOOK 32 pages some RAILWAY interest
Vintage Chesapeake & Ohio Railway "Chessie" Matchbook Style EM Golf Tees Vintage