00762nas 22003013a 450 991067855960332120190501062727.31540-4412(OCoLC)49969097(CKB)991042728154670(CONSER)--2002214350(EXLCZ)9999104272815467020020611a20009999 s-- aengurcnu||||||||txtrdacontentcrdamediacrrdacarrierPratt's letterArlington, VA A.S. Pratt & Sons1540-3769 Pratt's lett.Periodicals.fast332JOURNAL9910678559603321Pratt's letter3072844UNINA