info-mac@uw-beaver (12/08/84)
From: lewis@harvard.ARPA (Harry Lewis) Mass. Tech. Development Labs Inc. (451 Boston, Groton, MA 01450, (617) 448-3450) offers a 512K upgrade for $600. You get a 90 day warranty. A student here did this, and has no complaints so far, but I don't know anything else about the outfit.