Took a closer look at the photo, noticed it has the new emblem which debuted in 1978, the Victa sponsorship also began in 78 but from memory wasn't until a few rounds into the season, so this could be either an early Amco Cup game or possibly the pre-season night competition (called the Wills...
First time I remember was maybe in 1975 or 76, remember the great photo in Big League magazine of John Dorahy stepping in the weekend results section, we beat Manly 18-0 at Lidcombe Oval.
I liked the white, probably one of the first clubs to have a regular alternate strip.
It's a common misconception but the standard tiger is actually orange, white and black, pretty much their entire underside is predominantly white with black stripes, generally some white on the face as well.