TY - BOOK AU - Marsden, Ben. CN - TJ461 CN - TJ461 CY - New York : DA - c2002. ID - 281613 KW - Steam-engines PB - Columbia University Press, PP - New York : PY - c2002. SN - 0231131720 (alk. paper) SN - 0231131739 (pbk.) T1 - Watt's perfect engine :steam and the age of invention / TI - Watt's perfect engine :steam and the age of invention / ER -