Shelfmark

Mnr.20

Maker

Monroe Calculating Machine Company; Inc.; The Merkham Trading Co. Ltd.

Subjects

calculating (electric calculator)

Title

“The Answer” says Business

Description

Booklet advertising the Monroe MA-7-W Adding-Calculator for use in business

Earliest Date

Latest Date

Pages

2

Address

Monroe Calculating Machine Company, Inc. General Offices, Orange, New Jersey The Merkham Trading Co. Ltd. 7 & 8 Norfolk Street, WC2 [stamped]

Other Makers

Cat no

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref