Holograph notes on Mint output and expenses
There has been coyned 103346 lwt Troy, & the whole allowance for the coinage thereof comes in the first case to 7533.13.2 in the second to 7655.18.10 in the third to 8293.18.9 & by the Indenture of the Mint it comes only to 7165.12.3. And for paying of all the accounts relating to that coynage there is in the funds a deficiency of about two or three thousand pounds.
Source
MINT 19/5/49, National Archives, Kew, Richmond, Surrey, UK1696-1727, c. 76 words.