About those Dobbs Ferry rigs...
Great shots; thanks for posting them!
The first one is a 1946-48 Meteor/Cadillac.
The second one is a 1964 Miller-Meteor/Cadillac "Volunteer" w/48" headroom.
The last one is a 1973 M-M/Cadillac "Lifeliner" w/54" headroom.