The Incunabula Collection included in the Digital Gallery of Keio University Library was developed with the collaboration of the Keio University Digital Archive Research Center* and Keio University Library.

<Contributors>
Keio University Digital Archive Research Center *
 (KT) Kazuya TAKAHASHI
 (MA) Mari AGATA
 (MI) Mayumi IKEDA
 (MiT) Miwako TAKAHASHI
 (MO) Mari OGAWA
 (MT) Masako TAKAGI
 (SI) Sanae IKEDA
 (ST) Satoko TOKUNAGA
 (StN) Stefanie NARTSCHIK-MIKAMI
 (TH) Takako HARASHIMA
 (TM) Takami MATSUDA
 (TT) Toshiyuki TAKAMIYA
 (YA) Yuichi AKAE
 (YO) Yu ONUMA

Keio University Library
 (KI) Kenji ICHIKO
 (TsT) Toshiko TSUTSUI

<協力者一覧>
Special thanks should go to:
 John Goldfinch (British Library)
 Masaki KASHIMURA (HUMI Project, Keio University)
 Richard LINENTHAL (Bernard Quaritch Ltd.)
 Masatoshi SHIBUKAWA (Keio University)
 Koichi YUKISHIMA (Waseda University)
 Jeremy Lowe (a freelance editor)
 Andrew Armour (Keio University)

Keio University Digital Archive Research Center (DARC) is a research project funded by a grant from Japan's Ministry of Education, Culture, Sports, Science and Technology.