TY  - BOOK
AU  - Arbor,Marilyn
AU  - Hulbert,John W.
AU  - Blackaby,James R.
TI  - Tools & trades of America's past: the Mercer collection 
AV  - TJ1180 .A66
PY  - 1981///
CY  - Doylestown, Pa.
PB  - Bucks County Historical Society
KW  - Mercer Museum
KW  - Tools
KW  - History
KW  - Technology
KW  - United States
ER  -