MINT00616: Estimates the lowest possible cost of coining farthings as 1s.9 1/2 d. per pound weight. He and another mill owner, Essington, are considering putting in a joint tender

MINT00617: An account of experimental coinage of halfpence from bars: the coins have proved substandard. Suspects tin has been added by the melter contrary to instructions. Repeats request for money to repair and equip the Irish Mint [see MINT00611 (Mint 19/2/305)]

MINT00618: Draft of MINT00617 (Mint 19/2/311)

MINT01945: Draft of MINT00617 (Mint 19/2/311)

MINT00619: 'Observations upon the Estimate of the neat profit of coyning 1500 Tunns of Copper into half pence & farthings'

MINT00620: Draft of MINT00619 (Mint 19/2/322)

MINT00621: Covering letter for MINT00619 (Mint 19/2/322), mentioning that the proposal had been referred to him earlier the same month

MINT02087: Draft of MINT00619 (Mint 19/2/322)

MINT00622: Report (as ordered by the Treasury) on various methods of ascertaining the purity of copper, and the deficiencies of most methods

MINT01051: Copy of note accompanying the memorial of Mr Bertie concerning the assaying of copper

MINT00623: Report on copper coinage techniques

MINT00624: Holograph draft of MINT00623 (Mint 19/2/308)

MINT01052: Copy of note requesting account of proposals for coining half-pence and farthings

MINT00625: Reply to a Treasury enquiry about copper coinage techniques

MINT00626: Draft of MINT00625 (Mint 19/2/363)

MINT02040: Draft of MINT00625 (Mint 19/2/363)

MINT00630: Holograph draft advertisement inviting tenders to supply copper to the Mint

MINT00631: 'An Estimate of the charges in coyning of copper money by the pound weight Averdupois'

MINT00632: Draft of MINT00631 (Mint 19/2/327)

MINT02039: Draft of MINT00631 (Mint 19/2/327)