Try the website

BRITISH HISTORY ON LINE

and search for Pillows Green, Gloucestershire (History of the County of Gloucester) - you will find under CORSE, HASFIELD AND TIRLEY (lying on the tongue of land between the Rivers Severn and Leadon, 6 miles NNW of Gloucester and 7 miles SW of Tewkesbury

Pillows Green, North East of Staunton End etc

again, on the BRITISH HISTORY ON LINE

use the 'map search' for CORSE - on this map, which you can enlarge - look for STAUNTON - and just North East - Pillows Green is clearly marked (map dated 1892). The Ordance Survey Numbers - 1.10.560 and 018/NW