Chicago River North Branch flood control protection : environmental impact statement.

D,Dapp(A-J) also available in microfiche.

Elizabeth River southern branch, Chesapeake : environmental impact statement.

FDsup,Fsup also available in microfiche.

With wings as eagles : the history of Army flight from its beginnings as a branch of aviation to its establishment as aviation branch /

Item 325

Development of a model library microform center : submitted to United States Environmental Protection Agency, Library Systems Branch /

Mode of access: Internet.

Variable stars in Milton field 54,

Mode of access: Internet.

Variable stars,

"Corrections to index": slip laid in.

Catalogue of bright stars, containing all important data known in June, 1930, relating to all stars brighter than 6.5 visual magnitude, and to some fainter ones.

At head of title: Yale university observatory.

Three stars ... /

Mode of access: Internet.