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rules for playing The Locomotive Game of RailRoad Adventures

rules for playing The Locomotive Game of RailRoad Adventures

Harman's rule for measuring the occular base line

Harman's rule for measuring the occular base line

1890-1940
Two wooden rules

Two wooden rules

Harman's rule for measuring the occular base line

Harman's rule for measuring the occular base line

1890-1940
Railway Rules illustrated 82-178

Railway Rules illustrated 82-178

Railway Rules illustrated 31-81: Defective Points

Railway Rules illustrated 31-81: Defective Points

Rule, 6 inch, folding

Rule, 6 inch