For a collection of them? See http://www.st-minutiae.com/academy/literature329/
For a collection that is transcribed according to the actual episodes, as opposed to the speculated scripts (usually somewhat different from the final product), see http://www.chakoteya.net/index.html . However, these have little in the way of stage directions -- they are, in essence, dialogue, scene changes, and not muuch else. Also quite a few spelling errors.