Sorry to point this out. I notice in the match notes from the Third Interstate game between Queensland Firsts and New South Wales Firsts at Lang Park on June 2, 1974. That you have Lew Platz and John Grant down as non-playing Reserve's for Queensland Firsts in this game.
-From the evidence I can find. Platz and Grant did both come on as replacements for Queensland Firsts in that game.
-Platz and Grant were not listed as coming on as replacements for Queensland Firsts in this game. In the Ernie Christensen Rugby League Yearbook 1975
-My Sources in regards to Platz coming as a replacement for Queensland Firsts in this game is.
Courier-Mail, Monday, June 3, 1974
Rugby League Week Volume. 5 Number. 11 1974
-That Courier-Mail I mentioned with Platz. Is my Source in regards to Grant coming on as a replacement for Queensland Firsts in that game as well.