Ordnance Survey maps at small scales (1inch to one mile) from the earliest editions to the present day. Ordnance Survey reconnaissance sheets (c. 1812), and ‘Index to the Tithe Survey’ (c.1860) sheets are also held. Incomplete sets of large scale plans at 6 and 25 inches to one mile are held for the Midland counties of Worcestershire, Warwickshire, Staffordshire, Shropshire, Herefordshire and Gloucestershire. The dates of survey or revision of these plans is usually circa. 1875, 1900, 1914, 1920, 1938,1955 and 1972. Other maps of the Midlands region illustrating themes such as physical relief, river quality and flow, administrative boundaries, population trends, availability of services, etc., are held.
Thematic series of maps covering England, Wales and Scotland, depicting subjects including geology, soils, agricultural land classification, agricultural land use (First and Second series), administrative boundaries, postcode areas, river catchments and mineral assessments are also held.
Modern Ordnance Survey maps at scales of 1:250,000, 1:50,000 and 1:25,000 are held for the whole of the UK, and 1:10,000 scale for most of the country. Midland counties (incomplete sets) are held at 1:2,500, and Birmingham is covered at 1:1250. Many London sheets at a scale of 1:2,500 and 1:1,056 are also held in the collection.
Ireland is covered at 1:50,000 scale and smaller.