Early system on IBM 650. Listed in CACM 2(5):16 (May 1959).
This article (or an earlier version of it) contains material from FOLDOC, used with permission.
... Hemisphere
William Baffin, (1584-1622), explorer
Willem Barents, (1550?-1597), Dutch, died on Nova Zembla seeking the Northeast Passage[?]
Abu Abdullah Muhammad Ibn ...