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Standard A.R.P. signs
Summary of British specification for illuminated and non-illuminated signs (BS/ARP 32); specification prepared under aegis of joint committee of Illuminating Engineering Society and Home Office (ARP Dept).
Standard A.R.P. signs
Summary of British specification for illuminated and non-illuminated signs (BS/ARP 32); specification prepared under aegis of joint committee of Illuminating Engineering Society and Home Office (ARP Dept).
Standard A.R.P. signs
Light Lighting
Light and Lighting ; 32
1939
Article (Journal)
English
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Engineering Index Backfile | 1939
Engineering Index Backfile | 1939
|Engineering Index Backfile | 1941
|Planned A.R.P., by Tecton, architects
Engineering Index Backfile | 1941
A.R.P. As affecting municipal engineer
Engineering Index Backfile | 1939
|