Can you help identify?

Photo 53

1940-08-02. Puckapunyal army base, Seymour, Victoria. 2/2nd Pioneer Battalion, C Company. Identified personnel : 3rd row down 3rd from right VX18976 S. R. Barry, 4th row down 8th from left VX17580 Raymond John McKay, 6th row down 1st from left VX18670 Private Gilbert Forrest. Photo courtesy of M. Monaghan (nephew of VX20520 G. Woods) id no. M_MONAGHAN_6