[prog] - Programme, with cast-lists and credits, of the production
[post] - Poster and/or flyer advertising the production.
[pics] - Publicity, rehearsal and performance picture(s)
[revw] - Published review(s), notice(s)
[CD] - Compact Disc album of image file sequences of on-stage action at dress rehearsal and / or performance
[DVD] - Digital Video Disc of filmed dress rehearsal or performance
[flyer] - Flyer/postcard promoting the production.