The Wealth of Nations by Part 4 Chapter 3 Page 26

Over and above all this, it could not be brought from those coffers, as it will appear by and by, without previously paying for the keeping.

Those deposits of coin, or those deposits which the bank was bound to restore in coin, constituted the original capital of the bank, or the whole value of what was represented by what is called bank money. At present they are supposed to constitute but a very small part of it. In order to facilitate the trade in bullion, the bank has been for these many years in the practice of giving credit in its books upon deposits of gold and silver bullion. This credit is generally about five per cent below the mint price of such bullion. The bank grants at the same time what is called a recipe or receipt, entitling the person who makes the deposit, or the bearer, to take out the bullion again at