Teapot ["J.R" or "JR" {small-mark} in oval] / t=1911?

[Traintime]

Large mark ar handle and inside lid. Small-mark on post with lion passant. Numbers on base "21747 over 7". 6 photos. TIA

Set 1:

[Traintime]

Set 2:

[Traintime]

Okay, looks like John Round & Son marks registered as noted in here: http://www.silvercollection.it/ENGLAJOHNROUND.html

[silvermakersmarks]

.... and here in our own lists, and here in mine.

Phil

[Traintime]

Thank you Phil.

[Traintime]

Online archive access to sample John Round catalogue (sterling teapots at about page 33): https://archive.org/details/catalogjohn ... 3/mode/1up