Index of /DATASHEETS

 Name                    Last modified       Size  Description

 Parent Directory        24-Jul-2010 18:21      -  
 CATALOGS/               11-Jun-2010 23:45      -  
 Overviews/              10-Jun-2010 20:06      -  
 RUSSIA/                 11-Jun-2010 18:08      -  
 SCANS-Muiderkring/      20-Jan-2009 14:17      -  
 SCANS-Original/         27-Mar-2009 17:07      -  
 TUBE-MUSEUM/            10-Jan-2009 15:57      -  

MUIDERKRING. This is a copy from a Handbook, which quickly shows you how a tube is biased, and what it's main application is.

SCANS ORIGINAL. These are the real datasheets

TUBE MUSEUM. This is just an interesting database, better not use it as original tube data.