Willie Brand

According to this document, the youngest son, William was born at Gravel Bank which may be this home on Ardbeg Road on the Isle of Bute.

And here was the view:

However, this sad story continues. William Brand was run over by a tram car on Eglington Street. Somehow, Mary Brand enlisted the help of a young solicitor to bring her case to the company. The lawyer even personally made application to Mr. Duncan, Secy but he would do nothing.

https://artuk.org/discover/artworks/john-duncan-d-1903-general-manager-of-the-glasgow-tramway-and-omnibus-company-85816#