3.Zettel C 125 425 
United-states-code.-United States Cod~~'19i!rÖ:zfd. 

12.Popular name index and general index A-C. 
XXVI S., S. 13471-14678. 1971. 
13.General index D-I. XXVI S.,S. 1467915789.1971. 
14.General index J-Q. XXVI S.,S. 1579116687. 
1971. 
15.General index R-Z. XXV~ S.,S. 1668917728. 
1971. 
Suppl. 1. Jan.21,1971-Jan.17,1972. XXVI, 
839 S. 1972. 

Suppl. 2,1. Jan.21, 1971-Jan.2,1973.Title 
1-41. XXXI, 

1008 S. 1973. 
Forts.4.Zettel