@book{92371,
	author = {United States.},
	title = {General notions of organization and tactical suggestions indispensable to the balloon observer,},
	publisher = {Govt. Print. Off.,},
	year = {1918.},
	address = {Washington,},
	note = {Supplemented by:  Supplement to the pamphlet entitled General notions of organization ... indispensable to the balloon observer... Washington, Govt. print. off., 1918.  15 p. tables. 18 cm.}
}