Institution
AMERICAN ACADEMY IN ROME
229
BIBLIOTHECA HERTZIANA
47
BRITISH SCHOOL AT ROME
27
SVENSKA INSTITUTET I ROM
25
KONINKLIJK NEDERLANDS INSTITUUT TE ROME
14
ACCADEMIA DI DANIMARCA
13
DEUTSCHES HISTORISCHES INSTITUT IN ROM
9
ISTITUTO SVIZZERO
9
DET NORSKE INSTITUTT I ROMA
5
ECOLE FRANCAISE DE ROME
5
ISTITUTO STORICO AUSTRIACO
5
ACADEMIA BELGICA
4
ACCADEMIA NAZIONALE DEI LINCEI
3
ICCROM
3
DEUTSCHES ARCHAEOLOGISCHES INSTITUT
2
INSTITUTUM ROMANUM FINLANDIAE
2
INSTITUTUM PATRISTICUM AUGUSTINIANUM
1