Acoustics Of Telephony No 25 D Reproduced From The Post Office Electrical Engineers' Journal April 1936 And Brought Upto date By The Author Ref : (318)13809 wt 27828 - p6655 10,000 4/36. EXTREMELY SCARCE

Richardson, E G ( B.A., Ph.D., D.Sc. )

Edité par The Post Office & HMSO London, 1936

A propos de cet article

1st edition thus. 4to. 17 + (1)pp. 4 bw photo plates. Publisher's cream soft card wrappers, green lettering + green illustration outline of UK within white circle + " No 25 D " on front. Two staple hinges through. " Ripley Exchange " in neat light ink on top edge. Covers : slight furl rear bottom corner, faint dust marks+ 1cm light mark rear. Contents : very clean, tight & unfoxed. VG. N° de réf. du vendeur 25130

Détails bibliographiques

Titre : Acoustics Of Telephony No 25 D Reproduced ...

Éditeur : The Post Office & HMSO London

Date d'édition : 1936

Reliure : Soft cover

Etat : Very Good

Edition : 1st Edition