This is probably known to most people who need them; they are auxiliary
fonts to extend existing ones for rendering South African languages. (I
just learned that there are 11 official languages in ZA land.)
<
http://www.cyberserv.co.za/users/~jako/lang/fonts.htm>
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Nicholas Bodley /*|*\ Waltham, Mass.
Opera 7.5 (3778), using M2