The Executive Monroe Adding Machine 1928 in its own suitcase

Stay out of Income Tax Swamp this year, February 1930, Monroe Adding Calculator

Unique - the Full Automatic Monroe, October 1941

Stop Cooing, start billing, Monroe machines for Business, October 1951

Operators who Know prefer the Monroe, November 1945

Monroe Matic Duplex Calculating Machine November 1954

A New Calculator brings AUTOMATION out of Blue Sky onto the Desk, Monroe, March 1956

Automation from Monroe, March 1954

So long, Jim, we'll carry on, Monroe Calculators and Accounting Machines, March 1944

No wise quacks outa you! Monroe Calculators February 1952

The right answer will cut your Calculating Costs, Monroe Calculators, July 1953

Battle Stations for Monroe, Adding Machines at War April 1942

From the production line to the front line, Monroe Calculating Machines 1942

Figures are fighting on every front, Monroe Calculating Machines 1942