John Terris RI RSW (1865-1914) was a successful and prolific Glasgow born painter, mostly known for his large scale landscape watercolours.

The two watercolours shown here are 'Glen Sannox' and 'Road at Corrie, looking towards Ferry Rock'.

References:

Halsby, Julian and Harris, Paul - The Dictionary of Scottish Painters, 1600 to the present. 

https://www.antiques-atlas.com/antique/john_terris_ri_rsw_1865-1914_stirling_bridge_/as568a200