| BRITISH COLUMBIA ARTISTS |
He married Gulborg (Goldie) Victoria Friberg in Vancouver on February 1 1941. His occupation on the marriage certificate was noted as "Manufacturer - Display stands" and she was employed as a Furrier.
Gruber exhibited his work in the 1944 British Columbia At Work exhibition at the Vancouver Art Gallery. All three pieces were metal sculptures.
Gruber died in Vancouver in 1952 at the age of 44. His employment was noted as "Sheet Metal Mechanic - Sheet Metal" at which he had worked until the day prior to his death.
GROUP EXHIBITIONS
| DATE | EXHIBITION | ARTWORK |
| 1944 Nov. 21 - Dec. 10 | Labour Arts Guild 1st B.C. At Work | Call of the Woods |
| Fish Fantasy | ||
| Herons at Rest |
B.C. VITAL STATISTICS ON-LINE marriage, death (refer to BCVS)