- Brown, R. 6,730
- Robert Brown 3,526
- Brown, Robert 2,918
- R Brown 1,300
- Brown R. 236
- Brown 31
- Harris, M.|Brown, R. 24
- R. Brown 23
- Olde, P.M.|Brown, R. 15
- Norman, F.I.|Brown, R. 14
- Brown, R 10
- [Brown, R.] 5
- Brown R 4
- Brown, R(obert) (1773-1858) 4
- Peter Good, Robert Brown 3
- s.coll. 3
- Olde, P.M.|Marriott, N.R.|Brown, R. 3
- Olde, P.M.|Brown, R.|Henderson, A. 3
- Rob Brown 2
- Robert Brown FRS 2
- Brown, R.? 2
- Brown. R. 2
- Ferd. Bauer; Brown, R. 2
- Brown, R.|Bennett, J.J. 2
- [Brown], R. 2
- Brown, R.|Bauer, F.L. 2
- Brown, R.|Harris, M.P. 2
- Anon. 1
- Brown, Robert (of New Zealand) 1
- William Baxter 1
- Robert Brown, Peter Good 1
- R. Brown & J. Gordon 1
- J Banks or R Brown 1
- R. Brown & G. Don 1
- Brown, R(obert) (1773-1858)? 1
- Brown, , R. 1
- Gunn, R.C. 1
- Riedel, J.G.F. 1
- Brown, R.. 1
- [Brown. R.] 1
- Brown, R (?) 1
- Brown, R.; Bauer, F.L. 1
- [Brown] 1
- , R. 1
- Brown, R.|Owan, M. 1
- Cole|Brown, R. 1
- Brown,R. 1
- R. Brown. 1
- Norman, I.F.|Brown, R. 1