W10.051 


O'BRIEN, 

C. 
Bickford 
Muscovy and the Ukraine. From the Pereiaslavl Agreement 
to the Truce of Andrusoco, 1654-1667. -Berke1ey [usw.]: 
Univ. of California Pr. 1963. VI, 138 S. SO 
(Univ. of Ca1ifornia Pub1ications in history. 74.)