One example of bonded leather use is in

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Bible covers. Bicast leather is a man-made product that consists of a thick layer of polyurethane applied to a substrate of low-grade or reconstituted leather. In this situation odds bets on the come wagers are presumed to be not working for the come-out roll. The efficiency gains through the use of money are thought to encourage trade and the division of labour, in turn increasing productivity and wealth. Money is generally considered to have the following characteristics, which are summed up in a rhyme found in older economics textbooks and a primer: "Money is a matter of functions four, a medium, a measure, a standard, a store." There have been many historical arguments regarding the combination of money's functions, some arguing that they need more separation and that a single unit is insufficient to deal with them all