| BRITISH COLUMBIA ARTISTS |
He exhibited his work in the 1945 British Columbia At Work exhibition at the Vancouver Art Gallery. He was living in Vancouver at the time.
He also showed work in the B.C. Artists annual exhibitions in 1946, 1948, 1962, and January 1965.
He exhibited in the Seattle Art Museum's annual Northwest Artists exhibition in 1964.
Wyndham died in Comox in 1991 at the age of 80, he was living on Hornby Island. His occupation was noted as "Instructor - Art."
GROUP EXHIBITIONS
| DATE | EXHIBITION | ARTWORK |
| 1945 Nov. 13 - Dec. 2 | Labour Arts Guild B.C. At Work | Season's Over |
| Pitching Hay | ||
| 1946 Sept. 21 - Oct. 13 | VAG B.C. Artists 15th Annual | Chestnut Street |
| Seascape | ||
| 1946 Oct. ? - ? | FCA 40 Selections from 15th BCA | Chestnut Street |
| Seascape | ||
| 1947 April 12 - 13 | WVCAC Exhibition of Fine Arts | Gleneagles |
| 1948 Sept. 18 - Oct. 10 | VAG B.C. Artists 17th Annual | The Point |
| Poplars (West Vancouver) |
VISUAL ARTS BRITISH COLUMBIA (refer to VABC77)
BRITISH COLUMBIA ART COLLECTION 1974-80 (refer to BCAC80)
ARTISTS IN CANADA 1982 - UNION LIST OF ARTISTS' FILES (refer to AIC82)
VANCOUVER PUBLIC LIBRARY - B.C. ARTISTS FILES (refer to VPL)
B.C. VITAL STATISTICS ON-LINE death (refer to BCVS)