Joseph ROBBINS 

supposedly born around 1808 died before 1857 not sure of sources for this son Christopher born c1835

also married to Catherine who was Widow in 1881 census

FreeBMD Joseph Robbins deaths in London (March 2003)

Deaths Jun 1873 ROBBINS Joseph 64 Holborn 1b 386

Deaths Mar 1877 ROBBINS Joseph 81 Islington 1b 223

from TNA/PRO

Description Will of Joseph Robbins of Marylebone , Middlesex 
Date 19 September 1831 
Catalogue reference PROB 11/1790  
Dept Records of the Prerogative Court of Canterbury 
Series Prerogative Court of Canterbury and related Probate Jurisdictions: Will Registers 
Piece Name of Register: Tebbs Quire Numbers: 501 - 550 
Image contains 1 will of many for the catalogue reference 

1831 seems too early