how long did the salem witch hunt last and what were the dates of the executions and trials?

The most famous of the trials was in 1692. The three sites below will give you a schedule of happenings, pictures, diaries, etc. All are excellent sites.

w w w.s a l e m w e b. c o m /g u i d e /w i t c h e s. s h t m l

p l a s m a .n a t i o n a l g e o g r a p h i c. c o m /f e a t u r e s/ 97/ s a l e m/

w w w. l a w .u m k c .e d u /f a c u l t y/ p r o j e c t s /f t r i a l s /s a l e m /S A L E M .H T M