INTRODUCTION 



cents., in the Ambrosian Library in Milan. Written 

 in the German Insular hand, probably at Fulda. 

 Closely related to S. 



Added to these are some twenty fifteenth-century 

 manuscripts, known collectively as R, all related and 

 thought to be descended, directly or indirectly, from 

 an ancient manuscript found by Poggio Bracciolini 

 (1380-1459) and taken by him to Italy. Outstanding 

 members of this fifteenth-century family are : 



Cod. Lanrenlianus plut. 53.32 (= a), fol. 172, in the 

 Laurentian Library at Florence. 



Cod. Brerensis Mediolanns a.d. XV. 4 (= b), folia 

 not numbered, in the Brera Library, Milan. 



Cod. Caesejias Malatestianus plut. 24.2 (= c), fol. 

 218, in the Malatesta Library at Cesena. Contains 

 the agricultural works of Cato, Columella, and Varro. 



Cod. Laurentianus Conv. Sitppr. 285 (= d), in the 

 Laurentian Library. 



Less important are: Vallicellia7ms E 39 (=g); 

 Laurentianus plut. 53.24 (=A'); Lipsiensis Bihl. 

 Comm. rep. I f. 13 (=05 Venetus Marcianus 462 

 (= vi), which often agrees with 6; Laurentianus plut. 

 53.27 (=p); Laurentianus plut. 91.6 inf. (= 7)> 

 often agreeing with c; Valicanus lat. 1525 {=^r); 

 Laiirentianus-Siroszianus 69 (=:^*); Bononiensis 2523 

 (=/); Urbino-Vaticanus 260 (=?<); Vaticanus lat. 

 1526 {^=v); Vaticamis lat. 1524 (=w); Vaticanus 

 lat. 1527 {=y); Parisinus lat. 6830 A {= a); 

 Parisinus lat. 6830 B (=o); Parisinus lat. 6830 C 

 (=w); Mosquensis Demidovianus {= jx), now lost. ^ 



^ The Codex Mosquensis, seen by Matthaei in the library 

 of the Demidoffs in Moscow, was destroyed by fire in 1812. 

 Its readings are preserved in C. F. Matthaei, Lectiones Mos- 

 quenses, Vol. I, Leipzig, 1779. 



