Institution
BIBLIOTHECA HERTZIANA
786,187
ISTITUTO STORICO AUSTRIACO
84,734
DEUTSCHES ARCHAEOLOGISCHES INSTITUT
80,180
ICCROM
25,127
ACADEMIA BELGICA
8,346
ACCADEMIA NAZIONALE DEI LINCEI
7,729
BRITISH SCHOOL AT ROME
6,244
KONINKLIJK NEDERLANDS INSTITUUT TE ROME
3,421
INSTITUTUM PATRISTICUM AUGUSTINIANUM
2,678
DET NORSKE INSTITUTT I ROMA
2,321
INSTITUTUM ROMANUM FINLANDIAE
2,274
SVENSKA INSTITUTET I ROM
1,476
ISTITUTO SVIZZERO
1,070
ACCADEMIA DI DANIMARCA
602
PONTIFICIO ISTITUTO DI ARCHEOLOGIA CRISTIANA
448
AMERICAN ACADEMY IN ROME
224
ECOLE FRANCAISE DE ROME
120
DEUTSCHES HISTORISCHES INSTITUT IN ROM
65
IGLESIA NACIONAL ESPANIOLA DE ROMA
12
ACADEMIE DE FRANCE A ROME
11
ESCUELA ESPANOLA DE HISTORIA Y ARQUEOLOGIA EN ROMA
7