Cover image not available
"A surname index of the 1841 Census of Somerset for part of registration sub-districts HO107/938 (Chew Magna), HO107/947 (Keynsham)"--Page i.
"This volume contains indexes of the records for the following parishes: Brislington including the public institution & Burlington House Lunatic Asylum, Burnett, Compton Dando, Chelwood, Chew Magna including the tythings of Bishops Sutton, Knowle, North Elm & Stone, Keynsham including the Union Poor House, Marksbury, Norton Malreward, Publow, Queen Charlton, St Thomas in Pensford, Stanton Drew, Stanton Prior, Stowey, Whitchurch or Felton"--Back cover.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Indexes of the 1841 census records of Somerset. Volume 38, Keynsham & Chew Magna by Judy Hodges. ISBN 9781905639069. Published by Somerset & Dorset Family History Society in 2006. Publication and catalogue information, links to buy online and reader comments.