Ars memorandi: a facsimile of the text and woodcuts printed by Thomas Anshelm at Pforzheim in 1502 /

. - [Harvard] : Houghton Library, Harvard University,  Department of Printing and Graphic Arts,  1981 
. - [39] p.  ill.  18 cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Petrus, von Rosenheim ca. 1380-1433