01854cam a2200337 4500001483915MiAaHDL20200317000000.0m d cr bn ---auaua850403s1882 dcubf f000 0 eng 04032459 sdr-coo49428(OCoLC)16761758NICNICnl-----QB296.U95U.S. Lake Survey.Report upon the primary triangulation of the United States Lake survey.By Lieut.-Col. C. B. Comstock, Corps of Engineers, aided by the assistants on the survey.Washington,Govt. Print. Off.,1882.xx, 922 p.:30 pl. (incl. maps)30 cm.Professional papers of the Corps of Engineers, U.S. Army.No. 24pt. I. Historical account of the survey of the northern and northwestern lakes, May 1841 to July 1 1881.--pt. II. Standards of length, bases, and base-apparatus.--pt. III. Primary triangulation.--pt. IV. Astronomical determinations.--pt. V. Principal results of the geodetic work.--Appendices: I. Additional data relative to metre 1876. II. Slow return to zinc bar Z to its original length, after being heated. III. Difference of longitude between Detroit, Mich., and Cambridge, Mass. IV. Magnetic work of the Lake survey.Mode of access: Internet.Standards of lengthfast(OCoLC)fst01131483Geomagnetismfast(OCoLC)fst00940796Base measuringfast(OCoLC)fst00827902GeomagnetismGreat Lakes (North America)Base measuringStandards of lengthGreat Lakesfast(OCoLC)fst01240563Great Lakes (North America)Surveys.Surveysfast(OCoLC)fst01423895Comstock, C. B.(Cyrus Ballou),1831-1910.00148391520141022042553.020200317000000.020200318090504.02020-03-31T18:07:24Z2020-03-31T17:30:02ZSDR-COOEX LIBRIS - VOYAGERprepare.pl-004-008BKsdr-coo49428cooSDRCOOcoo.31924004126904COO49428COOCOO20200331cornellcoo.319240041269041882pdbibUS fed doc