A trial of magnetically encoded travel passes in Andover
magnetically-encoded
1989
20 S.
Miscellaneous
English
RVK: | QR 860 |
A trial of magnetically-encoded travel passes in Eastbourne
Tema Archive | 1988
|A trial of magnetically-encoded travel passes in Eastbourne
TIBKAT | 1988
|Engineering Index Backfile | 1967
|NTRS | 1965
|Communications experiments conducted at Andover, Maine
NTRS | 1965
|