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100   $a19920604d1635      uy             |
101 0 $aeng
135   $aurbn||||a|bb|
200 02$aA discourse mathematical on the variation of the magneticall needle$b[electronic resource] $eTogether with its admirable diminution lately discovered. By Henry Gellibrand professor of astronomie in Gresham College
210   $aLondon $cPrinted by William Iones, dwelling in Red-crosse-street$d1635
215   $a[2], 22 p
300   $aReproduction of the original in the Bodleian Library.
330   $aeebo-0014
606   $aGeomagnetism$vEarly works to 1800
615  0$aGeomagnetism
700   $aGellibrand$b Henry$f1597-1636.$01004330
801  0$bCu-RivES
801  1$bCu-RivES
801  2$bCStRLIN
801  2$bWaOLN
906   $aBOOK
912   $a996390856803316
996   $aA discourse mathematical on the variation of the magneticall needle$92308806
997   $aUNISA