00878cam a2200241 4500 0000005857 20230921140045.0 150417s1976 xx 000 0 eng d 088134124x Erickson, Jonathan. The Model 100 book : a guide to portable computing. / Jonathan Erickson and Robert J. Sayre. Berkeley : Osborne/McGraw-hill, 1976. Berkeley : Osborne/McGraw-hill, 1976 xvi, 310 pages : illustrations. Includes index. TRS-80 model(computer) programmingPortable computers. Sayre, Robert J. 20230822095114.0 14804 14804 0 0 0 0 cutlib cutlib 2023-09-21 0 2023-09-21 00:00:00 2023-09-21 BK