When rereading the Chronicles of Baker Street, countless obscure phrases and words leap to the eye which demand an explanation. What exactly was a dark lantern? What on earth was a dog grate, a cast Padre, a ribston pippin? These problematical words require investigation in the authentic Sherlockian manner. This dictionary of the obscure words and phrases in the Sherlock Holmes stories provides a fascinating insight into a gaslit world long forgotten. Essential reading for the Holmes enthusiast.