As to design antecedents, are look at turn of the century catalogs from Euro & English mfgs might provide some comparisons.

As well, our resident scholars might crack into the files regarding that time frame'

Pretty obvious stuff, but wouldn't it be interesting to be able to place the Ross design within a framework of contemporary reference?

Any one rounded up an example, or reference to, of the fabled .405 Win M10 Ross?

Relax; we're all experts here.