Resources and Texts

The treatise of Giovanni dall'Agocchie, complete with all three books (44.1 Mb).

The treatise of Angelo Viggiani, complete with all three books (9 Mb).

The Robert J Lord collection has a collection of treatises including some of the Bolognese works.

The Bayerische Staatsbibliothek's Digital Library has a full scan of a 1536 edition of Achille Marozzo's treatise available for browsing online.

The Tattershall School of Defence has a resources page with several treatises, including some of the Bolognese works:
Antonio Manciolino (13.7 Mb)
Achille Marozzo, 1568 edition (33.9 Mb)

Il Cerchio Books has a selection of Historical Swordsmanship Titles (all in Italian).
Most importantly, this is where to obtain the M. Rubboli and L. Cesari transcription of The Anonymous Bolognese manuscript. Additionally, they have released a transcription of another anonymous work the Trattato di scherma of the late 15th or early 16th century which looks like it could be from within the Bolognese tradition or from a tradition contemporary to it.

Jherek Swanger has freely-available translations of various Bolognese works:
Books I through III of Manciolino's treatise (67.7 Kb)
Book III of Viggiani's treatise (963 Kb)
Books I and II of Dall'Agocchie's treatise (1.4 Mb)