Jan. 26, 1983: Spreadsheets as Easy as 1-2-3

1983: Lotus Development Corporation begins selling its spreadsheet application for Microsoft DOS, called 1-2-3.

1-2-3 was not the first spreadsheet application — it was preceded by VisiCalc. But 1-2-3 quickly became the most popular, helping to boost sales of IBM PCs and PC clones, all of which ran DOS, and facilitating the rapid rise of Microsoft’s operating system.… Read the rest

Jan. 26, 1983: Spreadsheets as Easy as 1-2-3