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Babbage, Charles, 1792-1871

"On the Economy of Machinery and Manufactures"

3000 .1420 0 6 26
3. Pointing (226) Man .3000 1.7750 5 3 319
4. Twisting and cutting heads Boy .0400 .0147 0 4 1/2 3
(227) Man .0400 .2103 5 4 1/2 38
5. Heading (228) Woman 4.0000 5.0000 1 3 901
6 Tinning or whitening Man .1071 .6666 6 0 121
(229) Woman .1071 .3333 3 0 60
7. Papering (230) Woman 2.1314 3.1973 1 6 576
7.6892 12.8732 - - 2320
Number of persons employed: Men. 4; Women. 4; Children, 2.
Total, 10.
French manufacture
237. Cost of 12,000 pins, No. 6, each being eight-tenths of an
English inch in length,--as they were manufactured in France about
1760; with the cost of each operation: deduced from the
observations and statement of M. Perronet.
Name of the process
Time for making twelve thousand pins Hours
Cost of making twelve thousand pins Pence
Workman usually earns per day Pence
Expense of tools and materials Pence
1. Wire -- -- -- 24.


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