Machines /
O'Brien, Robert.
Machines / Robert O'Brien. - 1st ed. - Naderland : Time-Life International, c1965. - 200p. : ill. ; 27 ccm.
Includes index &
Bibliography
1. Machinary
2. M E
621.8 / OBM
Machines / Robert O'Brien. - 1st ed. - Naderland : Time-Life International, c1965. - 200p. : ill. ; 27 ccm.
Includes index &
Bibliography
1. Machinary
2. M E
621.8 / OBM