Mica Group from
Canada | |
| Peatfield, Giles (n.d.) Personal communication. Peatfield, Giles (n.d.) Personal communication. |
| personal correspondence with Giles Peatfield (see comments in description) |
| Woodside, Rob W. M. (n.d.) Personal communication. |
| personal correspondence with Giles Peatfield (see comments in description) |