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On the economy of machinery and manufactures / by Charles Babbage
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IN A MANUFACTURE.

167

£ s. d.

Brought up. 205 18 0

Steel-plate for title-page ..0 7 6

Engraving on steel, letters.1 1 0

Ditto.Head of Bacon. ..2 2 0

Total expense of title-page .... -- 310 6

Printing title-page, at 6s. per 100 . 9 0 0

Paper for ditto, at Is. 9d. per 100 . 2 12 6

Expenses of advertising. 40 0 0

Sundries. 5 0 0

Total expense in sheets . 266 1 0

Cost of a single copy in sheets*. 0 1 9£

Extra boarding. 0 0 6

Cost of each copy, boarded. 0 2 3i

(198.) This analysis requires some explanation.The printer usually charges for composition by thesheet, supposing the type to be all of one kind ; andas this charge is regulated by the size of the letter,on which the quantity of it in a sheet depends, littledispute can arise after the price is agreed upon. Ifthere are a few extracts, or other parts of the work,which require to be printed in smaller type; or ifthere are many notes, or several passages in Greek,or in other languages, requiring a different type, theseare considered in the original contract, and a smalladditional price per sheet allowed. If there is alarger portion of small type, it is better to have aspecific additional charge for it per sheet. If anywork with irregular lines and many figures, and whatthe printers call rules, occurs, it is called table-work,

* These charges refer solely to the edition prepared for thepublic, and do not relate to the large paper copies in thehands of some of the authors friends.