This is where I hought Whitechapel was written over something else-perhaps 'Bridgeton' [an area of Glasgow's East End]
This is the museum watercolour by W M Lockhart showing similar techniques, colour, composition and style http://parkheadhistory.com/?page_id=880
This was posted by Chris George-
Post-Office Annual Glasgow Directory, p. 354: Lockhart, Wm., furniture and picture restorer, 151 Sword Street.
1903 Slater's Royal National Commercial Directory of Scotland, p. 1383: Lockhart, William M., picture frame maker, 151 Sword street.
And this confirmed that the directory Lockhart was also an artist
1901 Scotland census
Estimated Birth Year: abt 1858
Spouse's name : Marion Lockhart
Where born: Perth, Perthshire
Registration number: 644/3
Registration District: Dennistoun
Civil Parish: Glasgow St John
Address: 151 Sword St
Occupation: Artist: Preture(sic) Framer & Apprentice