Have trouble describing a sleeve treatment?  Is it a bishop or is it just puffed?  Is it cap or raglan?  Here are diagrams from 1975 (they haven't changed much) to help you identify sleeve treatments so you can search more effectively.

LONG     CUFFED   LEG-0-MUTTON        ANGEL             TRUMPET           BISHOP          KIMONO                  DOLMAN

    3/4        CIRCLE FLOUNCE             BELL             SHORT            PUFF             RAGLAN                  CAP                 SLEEVELESS

If you're looking for a specific article of vintage clothing or a pattern to make a particular collar style be sure to check our store  Chez Cemetarian  for all types of vintage goodies.

We hope this guide has been helpful.  It is not complete but is a good indicator.