I. THE SYMBOLISM OF THE EARLY CHURCH

II. THE WITNESS OF THE MONUMENTS TO THE PRIMACY

OF THE HOLY SEE

.

.

III. THE WITNESS OF THE MONUMENTS WITH REGARD TO

IV. THE WITNESS OF THE MONUMENTS TO THE DOCTRINE

OF THE HOLY EUCHARIST

CHAP.

V. THE WITNESS OF THE MONUMENTS AS TO OTHER Rites

AND CEREMONIES OF THE CHURCH

VI. THE Witness of the MONUMENTS TO THE COMMUNION

PAGE

138

PART III.

THE DEVELOPMENT OF CHURCH BUILDINGS.

I. CHRISTIAN EDIFICES BEFORE CONSTANTINE

II. THE BASILICAS AND THE DEVELOPMENT OF CHURCH

ARCHITECTURE

181

LIST OF ILLUSTRATIONS

FROM A SARcophagus, PERHAPS REPRESENTING THE Statue
OF OUR LORD AT BANEAS. (From Marucchi's "I Monu-
menti del Museo Cristiano Pio-Lateranense".
Ulrico Hoepli)

Milan :

PAGE

Frontispiece

LABARUM OF CONSTANTINE. (From Bayliss' “Rex Regum,”
S.P.C.K.).

COIN OF BRUTUS. (From Bayliss' “Rex Regum,” S.P.C.K.)
INSCRIPTION AT AQUILEIA, SHOWING THE BAPTISM OF A
YOUNG GIRL. (From Marucchi's “Eléments d'Archéolo-
gie": Desclée, De Brouwer et Cie)

CHAIR OF ST. PETER

xiv

Facing

II

ST. PETER AS THE GOOD SHEPHERD. From examples in the
Lateran Museum. (From Marucchi's "I Monumenti del
Museo Cristiano Pio-Lateranense". Milan: Ulrico Hoepli)

22

GRAFFITO OF THE CRUCIFIXION. (From Marucchi's "Eléments
d'Archéologie": Desclée, De Brouwer et Cie)
NOE IN THE ARK AND THE Three Children in the Furnace.
From a sarcophagus in the Lateran Museum. (From
Marucchi's "I Monumenti del Museo Cristiano Pio-Lateran-
ense". Milan: Ulrico Hoepli).

Facing

30

VIRGIN AND CHILD. FROM THE CATACOMB OF ST. PRISCILLA. (From Marucchi's “ Eléments d'Archéologie" : Desclée, De Brouwer et Cie)

EPITAPH OF ST. FABIAN. From Marucchi's "Christian Epigraphy": Cambridge University Press

Facing

PAGE

ARCH OF CONSTANTINE AT ROME. From a Photo by Anderson Facing 68

RESTORATION OF THE OLD BASILICA OF ST. PETER'S AT Rome.
From the drawing by the late H. W. Brewer

Facing

JONAS AND THE WHALE. From a sarcophagus in the Lateran
Museum. (From Marucchi's "I Monumenti del Museo
Cristiano Pio-Lateranense". Milan: Ulrico Hoepli)

72

PORTION OF THE STELA OF ABERCIUS. (From Cabrol's “Dictionnaire d'Archéologie Chrétienne”. Paris: Letouzey et Ané)

Facing

CHRIST GIVES THE LAW TO ST. PETER. From a sarcophagus in the Lateran Museum. (From Marucchi's "I Monumenti del Museo Cristiano Pio-Lateranense". Milan: Ulrico Hoepli)

96

Facing 102

From a

ST. PETER AS MOSES AND ARREST OF ST. PETER.
sarcophagus in the Lateran Museum. (From Marucchi's “I
Monumenti del Museo Cristiano Pio-Lateranense".
Ulrico Hoepli)

Milan :
Facing 103

VASE FOUND AT PODGORITZA. (From Marucchi's “Eléments d'Archéologie": Desclée, De Brouwer et Cie)

TOMBSTONE (FOURTH CENTURY) OF ST. PAUL THE APOSTLE

• 104

Facing 108

BAPTISM OF CHRIST, from the Crypt of Lucina. (From Rogers'
Baptism and Christian Archæology"; Oxford University
Press)

BAPTISM, in the Gallery of the Sacraments, in the Catacomb of
St. Callixtus. (From Rogers' "Baptism and Christian
Archæology": Oxford University Press) .

BAPTISM, in the Gallery of the Sacraments, in the Catacomb of

114

St. Callixtus

115

MOSES STRIKING THE ROCK. From a sarcophagus in the
Lateran Museum. (From Marucchi's "I Monumenti del
Museo Cristiano Pio-Lateranense". Milan: Ulrico Hoepli)

PAGE

Facing 121

PORTION OF THE INSCRIPTION OF PECTORIUS AT AUTUN. (From
Cabrol's "Dictionnaire d'Archéologie Chrétienne". Paris:
Letouzey et Ané)

Facing 133

BAPTISM OF CHRIST AND EUCHARISTIC FEAST. From a sarcophagus in the Lateran Museum. (From Marucchi's "I Monumenti del Museo Cristiano Pio-Lateranense”. Milan: Ulrico Hoepli) Facing 148

EPITAPH OF A Boy. (From Marucchi's “I Monumenti del Museo
Cristiano Pio-Lateranense." Milan; Ulrico Hoepli).

EPITAPH OF A VIRGIN NAMED BELUCIA. (From Marucchi's
"I Monumenti del Museo Cristiano Pio-Lateranense”.
Milan: Ulrico Hoepli)

GRAFFITI IN THE PAPAL CRYPT AT ST. CALLIXTUS. (From
Marucchi's "Eléments d'Archéologie"; Desclée, De Brouwer
et Cie).

CHRIST AND ST. PETER. From a sarcophagus in the Lateran
Museum. (From Marucchi's "I Monumenti del Museo
Cristiano Pio-Lateranense". Milan: Ulrico Hoepli)
EARLIEST REPRESENTATION OF THE TRINITY. From a sar-
cophagus in the Lateran Museum. (From Marucchi's “I
Monumenti del Museo Cristiano Pio-Lateranense”.
Milan: Ulrico Hoepli) .

Facing

151

153

тбо

166

FACE OF CHRIST. From a negative photograph of the Holy
Shroud. (From Vignon's "Le Linceul du Christ". Masson
et Cie).
Facing 172

•

THE CHRIST OF THE CATACOMBS. From a fresco in the

Catacomb of St. Callixtus

VIRGIN AND CHILD. IN THE OSTRIAN CEMETERY AT ROME. (From Marucchi's "Eléments d'Archéologie": Desclée, De

174

Brouwer et Cie)

Facing