Technical manual, operator and organizational maintenance manual : mixer, concrete, 4 wheel trailer mounted, gasoline engine driven, non tilt, 16 cu. ft. (T.L. Smith Company model 499A), FSN 3895-444-1531.

"January 1972."

Operator's, organizational, direct support, general support, and depot maintenance manual (including repair parts) for electronic stroboscope (general radio type 1531-AB strobotac), 6680-892-1560.

"December 1969."

Operator's, organizational, direct support, and general support maintenance manual : electronics equipment installation kit MK-1531()/GSG-10(V) in command post carrier M577A1 (NSN 5895-01-010-5114).

"23 May 1983."

Keeping America Free From Foreign Animal Diseases, Rinderpest, Peste des Petits Ruminants, Vol. 6, Program Aid 1581, April 1997

Mode of access: Internet.

Conrad Wimpina, ein katholischer Theologe aus der Reformationszeit : 1460-1531 : I. Teil, cap. 1 u. 2.

Thesis (doctoral)--Universitat Breslau.

Uber die Entwurfe Luthers zu den Schriften von der Winkelmesse und Pfaffenweihe 1533, Warnung an seine lieben Deutschen 1531.

Thesis (doctoral)--Konigliche Universitat Breslau.

Die Mittenberger Bibelrevisionskommissionen von 1531 bis 1541 und ihr Ertrag fur die deutsche Luhterbibel.

Thesis (doctoral)--Universitat Breslau.

Historia de Venezuela, escrita en 1581

Mode of access: Internet.

Topographical study in Rome in 1581. A series of views with a fragmentary text

Introduction includes a catalogue of archaeological sketch-books which include views of Rome (p. 7-16)