TY  - BOOK
AU  - Nordenskioeld,Erland
AU  - Fuhrken,G.E.
TI  - The secret of the Peruvian quipus
U1  - 155 
PY  - 1925///]
CY  - [Goteborg]
PB  - [Elanders Boktryckeri Aktiebolag]
KW  - Botany
N1  - Title varies : pt. 2. Calcutaion with years and months in the Peruvian quips; Include bibl. (pt. 2)
ER  -