If air war comes : a guide to air raid precautions and anti-gas treatment / by L. Haden Guest ; with a foreword by Dawson … Gas Pumping Unit. Bediening- en Onderdeelsonderhoud. 1/2 TH 9-0617 Air Raid Precautions. Handbook no.3. Medical Treatment of Gas Casualties Advanced Gas Training, 1943 Gas Officer's Handbook, WO 8630 collection "nouveaux armements" guerre des gaz / Général Thuillier ; traduit de l'anglais par France Raphael pamphlet Respirators, anti-gas, light : instructions for the examination, repair, sentencing, proof, replacement, etc., of / War Office - Engeland Voorschrift, 26/Regulations/2481 communications of the "van der waalsfund" rapid expansion of compressed gas behind a piston, the effect of molecular interaction : The expansion of nitrogen / [by] A. Michels, S.J. Jacobs, Z.I. … air raid precautions memorandum Anti-gas training / issued by the Home Office (A.R.P. Department) air raid precautions handbook Anti-gas precautions for merchant shipping / issued by the Home Office, Air Raid Precautions Department Tekst van het gifgasrapport van den Volkenbond : met een antwoord van D. van Embden op de brochure van kapitein Maas en andere bestrijding air raid precautions handbook Personal protection against gas / issued by the Home Office, Air raid precautions department