House on plot 41 Grove Estate Wanstead Redbridge London

RIBA has copy of a 17 page manuscript specification for the works
Title:  Specification for a house on plot 41, Grove Estate, Wanstead, Redbridge, London, by Potts Son & Hennings, 1893 

Physical description:  17 pages, manuscript 
Contents:  The specification gives details of works to be done regarding the excavator and drains, bricklayer, mason, tiler, carpenter and joiner, smith and plumber, plasterer, gasfitter, and painter, glazier and decorator. There are also some small sketches to explain the works required. 
Collection context:  Forms the Potts Son & Hennings Papers