1871 has James Brokins as Brookens, now married and with children:
James Brookens 38, Iron Mining Labourer b. Baldernock
Margaret Brookens 40 b. Campsie, Stirlingshire
John Crawford 16, step son, b. Campsie, Stirlingshire
Robert Brookens 11 b. Baldernock, Stirlingshire
Richard Brookens 8 b. Cadder, Lanarkshire
Janet Brookens 6 b. Cadder, Lanarkshire
James Brookens 3 b. Cadder, Lanarkshire
Address: No 1 Lochfauld, Cadder, Lanarkshire
All supposition on my part that James is likely father for Catherine Ferns/Brukins

Monica