Study of the national standards for directional and other official signs : overview of their adequacy / / John V. Fechter; Valom J. Pezoldt; J. J. Persensky; J. Richard Lepkowski
Pubbl/distr/stampa
Gaithersburg, MD : , : U.S. Dept. of Commerce, National Institute of Standards and Technology, , 1975
Descrizione fisica
1 online resource
Collana
NBSIR ; ; 75-777
Altri autori (Persone)
FechterJohn V
LepkowskiJ. Richard
PersenskyJ. J
PezoldtV. J
Lingua di pubblicazione
Inglese
Formato
Materiale a stampa
Livello bibliografico
Monografia
Note generali
1975.
Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.