Thoresby Colliery pay book for surface and underground workers for the income tax year 1941-1942 Recording weekly wage payments, arranged by quarter, to individual workmen over the tax year, providing surname and initial only (no address or occupation recorded). In numerical order of employee numbers 3002-3308 (surface) and 2-1743 (underground), with many out of sequence or un-numbered and female workers at end of surface workers part. Apr 1941-Mar 1942