I cannot find anything on RS Mortimer. Sorry.
Jackson Mortimer 46 Penton Place, Pentonville London
H W Mortimer 41 Great Queen Street, Lincoln's Inn Fields London
James Mortimer 4 Blackman Street, Southwark London
James Mortimer London
Thomas Mortimer 5 St Brides Place London
Thomas Mortimer Wednesbury
G & J Mortimer London
T E Mortimer 78 Princes Street (& 34 St James' Street, London) Edinburgh
Henry Mortimer Boston
T Mortimer See H W Mortimer
Henry William Mortimer See Jackson Mortimer
T J Mortimer See Jackson Mortimer
T E Mortimer See Jackson Mortimer
Mortimer Barnstaple
H H Mortimer Bush Lane London
Mortimer & Blanch See Jackson Mortimer
Mortimer & Kirkwood 24 Elm Street Boston
Mortimer & Son See Jackson Mortimer Edinburgh
J Mortimer & Son Colonade, Pall Mall London
Mortimer Gallery 74 Mortimer Street London
