|Note_en=stands for beginnig of '20s, for sure after WWI end from the reference on the back to the "late war". Advertising for the [[Cameron Safety Self Filler]] new model, with a new filling system. | |Note_en=stands for beginnig of '20s, for sure after WWI end from the reference on the back to the "late war". Advertising for the [[Cameron Safety Self Filler]] new model, with a new filling system. |