Copy of the entry in the Correspondence Register of the Government Prisons Department from June 1851 of the Lord Lieutenant's approval of the payment of salary to William Lamb as an extra Clerk from 12 November 1850.

Copy of a letter from William Lamb at 31 Grosvenor Place, Rathmines, County Dublin, to Henry Cockburn, manager of North British and Mercantile Insurance Company, 61 Threadneedle Street, London.

Letter from H Hitchens of the Government Prison Office at Dublin Castle regarding the annual expenditure of the department.

Letter from Doctor Little at 14 Saint Stephen's Green, Dublin, to William Lamb at 31 Grosvenor Place, Rathmines, County Dublin.

Receipt from Arnott and Company Limited in Dublin, County Dublin, to Maria Blanche Plunkett-Johnston at Rockfield, Moate, County Westmeath.

Letter from a man at Lower Castle Yard, Dublin, County Dublin, to William Lamb at 2 Clanbrassil Street, Dundalk, County Louth.

Certificate for the transfer of £389-3-7 of government stock to Maria Blanche Plunkett-Johnston.

Letter from Boyle, Low, Murray and Company, public notaries, stock and share brokers at 35 College Green, Dublin, to Maria Blanche Plunkett-Johnston at Rockfield House, Moate, County Westmeath.

Letter from G Henry Browne at 2 Bellevue Terrace, Lower Glanmire Road, Cork, County Cork, to Doctor William Lamb at 31 Grosvenor Place, Rathmines, County Dublin.