TY  - GEN
AU  - Taylor Frank
TI  - Catalogue of the mechanical collections of the division of engineering United States national museum  
U1  - 621.016 
PY  - 1986///
CY  - WASHINGTON
N1  - EFFECT CATALOGUE ROAD MAINTENANCE MEASURES; 0; 0; 0; 621_016000000000000_TAY
ER  -