Number | Date | Country | Kind |
---|---|---|---|
PD2655 | Dec 1977 | AUX | |
PD2656 | Dec 1977 | AUX |
Number | Name | Date | Kind |
---|---|---|---|
2355884 | McIntosh | Aug 1944 | |
2601161 | McIntosh | Jun 1952 | |
3363336 | Skinner et al. | Jan 1968 | |
3363337 | Skinner et al. | Jan 1968 | |
3363338 | Skinner et al. | Jan 1968 | |
3525630 | Phillips | Aug 1970 |
Number | Date | Country |
---|---|---|
133627 | Oct 1919 | GBX |
Entry |
---|
Daily Telegram-Guide to Gravure Printing, London, 1968, pp. 2-13. |