@Rusty Traque posted:The Russian's driver diameter is 52". Strasburg's ex-Great Western decapod's is 56". A USRA 2-10-2 driver diameter is 63". Depending on the Class, Santa Fe's 2-10-2's had either 57" drivers or 63" drivers. The Pennsy's N1s and N2s 2-10-2'a had 62" and 63" drivers respectively.
Rusty
So make it with 60" and call it good. Only a rivet counter would claim to notice, if they could tell.
Tom Stoltz
in Maine