A treatise on slate and slate quarrying /
| Kaituhi matua: | |
|---|---|
| Hōputu: | Libro |
| I whakaputaina: |
London :
Crosby Locwood,
1887.
|
| Whakaahutanga tūemi: | Joya Bibliográfica. |
|---|---|
| Whakaahuatanga ōkiko: | 186 p. : il. byn ; lám. plegada |