airways and air communications service manual Flight inspection procedures for USAF navigational aids / [Publ. by the] department of the air force Field service regulations : operations / prepared under direction of the chief of staff - USA Voorschrift, Field Manual 100-5 field manual Field service regulations : administration / prepared under direction of the chief of staff war department technical manual Mobile oxygen-nitrogen generating units war department technical manual Standard stream crossing equipment / prepared under direction of the Chief of Engineers field manual Operations in snow and extreme cold / Prepared under direction of the Chief of Staff field manual Jungle warfare Transportation corps : railway shop battalion - USA Voorschrift, Field Manual 55-60 field manual Regulations for correspondents accompanying U.S. Army forces in the field / prepared under direction of the Chief of Staff field manual Mobile units of the medical department / prepared under direction of the Surgeon General field manual Medical service of the division / prepared under the direction of the Surgeon General field manual Medical service of field units