01236cam a2200265Ia 4500009737455MiAaHDL20230413000000.0m d cr bn ---auaua871204t18411834meua 000 0 eng dsdr-hvd.990068906560203941(MH)006890656HVD01-Aleph(MH)Aleph006890656(OCoLC)17185504PITPITOCLHLSQA101.W44 1841QA101.W44 1841Welch, Oliver.Improved American arithmetic.1841Welch's Improved American arithmetic :adapted to the currency of the United States : to which is added a concise treatise on the mensuration of planes and solids /compiled by Oliver Welch ; improved and illustrated with questions adapted to the rules, for the use of schools and academies, by an experienced teacher.Portland, Me. :Sanborn, Sherborne & Co.,1841, c1834.xxii, [5]-218 p. :ill. ;18 cm.On cover: 1842.Mode of access: Internet.ArithmeticEarly works to 1900Early worksfastOnline version:Welch, Oliver.Improved American arithmetic.Welch's Improved American arithmetic.Portland, Me. : Sanborn, Sherborne & Co., 1841, ©1834(OCoLC)71940422700973745520071217193300.020230413000000.020230414060547.02025-07-14T17:33:51Z2025-07-14T17:30:02ZSDR-HVDhvdALMAprepare.pl-004-008BKsdr-hvd.990068906560203941hvdSDRHVD006890656hvd.hn5z8xHVD990068906560203941HVDHVD20250714googlehvd.hn5z8x1834pdbibUS bib date2, date type t < 1931