- G T S Baylis 245
- GTS Baylis 55
- Baylis GTS 26
- Baylis, G.T.S. 22
- Geoff T.S. Baylis 16
- R & E F Melville|G T S Baylis 13
- Baylis 12
- Professor Geoffrey Baylis 12
- Melville R; Melville EF; Baylis GTS 9
- David J. Galloway | Geoff T.S. Baylis 8
- Melville, R. Melville, E.F.; Baylis, G. 5
- Melville, R. Melville, E.F. & Baylis, G. 3
- Geoff Baylis 2
- P H Raven|A Mark|G T S Baylis 2
- G. Baylis 2
- Melville, E.F. Melville, R.; Baylis, G. 2
- Hertel, H. (no. 32364-b)|Mayrhofer, H.|Baylis, G.T. 2
- Peter Wardle | Geoff T.S. Baylis | A Cragg 2
- Egon Horak | GTS Baylis 1
- G.T.S. Baylis 1
- G T S Baylis|E F & R Melville 1
- R & E F Melvile|G T S Baylis 1
- EE Chamberlain | GTS Baylis 1
- Baylis, G.T.S.|Jorgensen, C.A. 1
- G T S Baylis|A E Wright 1
- Hannes Hertel | Helmut Mayrhofer | Geoffrey Thomas Sandford Baylis 1
- V A L May 1
- Melville, R.; Melville, E.J.; Baylis, G. 1
- Melville, R. Milville, E.F.; Baylis, G. 1
- Melville, R. Melville, E.F. & Baylis, G. 1
- H. Hertel, H. Mayrhofer & G.T. Baylis 1
- Mayrhofer,H., Hertel,H. & Baylis,G.T.|Mayrhofer,H. et al. 13473 1
- Baylis|Hirst, L. 1
- H A. Baylis 1
- G. J. Leach, Baylis 1
- Baylis; Bleick 1
- R Melville | EF Melville | Geoff T.S. Baylis 1
- Helmut Mayrhofer | Professor Hannes Hertel | Professor Geoffrey Baylis 1