VisiCalc

retro

%3 cluster_1090c141_5514_41cb_b9a7_56839f639238 VisiCalc _10b3490f_44a1_467d_a3a3_7ddeeabc1052 Spreadsheets _4b02e005_81df_407e_bc9f_00b362fdbe87 Dan Bricklin, VisiCalc and APL _4b02e005_81df_407e_bc9f_00b362fdbe87->__0:cluster_1090c141_5514_41cb_b9a7_56839f639238 __1:cluster_1090c141_5514_41cb_b9a7_56839f639238->_10b3490f_44a1_467d_a3a3_7ddeeabc1052

The original Spreadsheet software package.