Melzian's dictionary
has been digitized and put into epub format.The epub book can be downloaded here (51.2 MB) and be read with a good epub reader (the Lithium epub reader works well for this epub book).
The original pdf file with a scan of the book can be downloaded here.
An epub book is a zip file that can be unzipped with any zip program. The contents of this epub file can be browsed here.
The dictionary can be browsed here.
The epub file contains a light version of the dictionary (860.3 kB) that contains only the digitized dictionary without the scanned text.
The masterfile and the addenda-masterfile contain the dictionary entries in a raw format from which other formats (ex. html, epub, database) can be generated. The format of the masterfiles is documented here