Calms

Chambers's Encyclopaedia, Volume 2: Beaugency to Cataract, p. 655

Calms, or CALM LATITUDES, are those tracts of the ocean on the confines of the trade-winds (see WINDS) which are subject to total absence of wind for long periods together. Their northern limit varies from 5° to 12° N., and their southern limit from 1° to 3° N. lat.

Source scan(s): p. 0668