Page:On the economy of machinery and manufactures - Babbage - 1846.djvu/218

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184
ON THE DIVISION OF LABOUR.

English Manufacture.

(236.) Pins, "Elevens," 5,546 weigh one pound; "one dozen" = 6,932 pins weigh twenty ounces, and require six ounces of paper.

NAME OF THE PROCESS. Workmen Time for making 1 lb. of Pins. Cost of making 1 lb. of Pins. Workman earns per Day. Price of making each Part of a single Pin, in Millionths of a Penny.
Hours. Pence. s. d.
1. Drawing Wire (§ 224.) Man .3636 1.2500 3 3  225
2. Straightening wire (§ 225.) Woman .3000 .2840 1 0  51
Girl .3000 .1420 0 6  26
3. Pointing (§ 226.) Man .3000 1.7750 5 3  319
4. Twisting and Cutting Heads (§ 227.) Boy .0400 .0147 0 3
Man .0400 .2103 5 38
5. Heading (§ 228.) Woman 4.0000 5.0000 1 3  901
6. Tinning, or Whitening (§ 229.) Man .1071 .6666 6 0  121
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.