1. Pick reference from resource Athanasius of Alexandria. Historical Tracts of S. Athanasius, Archbishop of Alexandria. A Library of Fathers of the Holy Catholic Church. Oxford; London: John Henry Parker; J. G. F. and J. Rivington, 1843.
2. Run Passage Guide
3. Copy and paste results to do a search when you don't find the new title:
Repeat exercise with Tertullian. Tertullian: Apologetic and Practical Treatises. Translated by C. Dodgson. Vol. I. A Library of Fathers of the Holy Catholic Church: Anterior to the Division of the East and West. Oxford; London: John Henry Parker; J. G. F. and J. Rivington, 1842. ... in fact, please check all the newer Church Father resources ... or at least pay me to do it.


COLLECTIONS | CHURCH FATHERS
Chapter 24 NPNF-CE1.4
Chapter 24 NPNFFS 04
VII LakeAFG
7 The Apostolic Fathers: English Translations
A Constitution How the Catechumens Are to Be Blessed by the Priests in Their Initiation, and What Things Are to Be Taught Them ANF-CE7
A Constitution How the Catechumens Are to Be Blessed by the Priests in Their Initiation, and What Things Are to Be Taught Them ANF 07
XIII ANF-CE6
Chapter VII ANF-CE7
XIII ANF 06
Chapter VII ANF 07
Chapter 17 NPNF-CE1.4
Chapter 17 NPNFFS 04
Chapter 36 NPNF-CE1.4
Chapter 36 NPNFFS 04
VII LtftAFG
Chapter II ANF 01
Chapter II ANF-CE1
Chapter XXXIII ANF-CE8
Chapter XXXIII ANF 08
I. They Congratulate Leo on Taking the Foremost Part in Maintaining the Faith NPNF-CE2.12
I. They Congratulate Leo on Taking the Foremost Part in Maintaining the Faith NPNFSS 12
Chapter VII ANF-CE8
Chapter VII ANF 08
A Constitution of Our Lord, How We Ought to Baptize, and into Whose Death ANF-CE7
A Constitution of Our Lord, How We Ought to Baptize, and into Whose Death ANF 07
Chapter XIII ANF-CE3
Chapter XIII ANF 03
According to What Patterns and Dignity Every Order of the Clergy Is Appointed by God ANF-CE7
According to What Patterns and Dignity Every Order of the Clergy Is Appointed by God ANF 07
Chapter XII NPNFFS 01
Chapter XII NPNF-CE1.1
That We Ought Not to Rebaptize, nor to Receive that Baptism Which Is Given by the Ungodly, Which Is Not Baptism, but a Pollution ANF-CE7
That We Ought Not to Rebaptize, nor to Receive that Baptism Which Is Given by the Ungodly, Which Is Not Baptism, but a Pollution ANF 07
Chapter IX ANF 01
Chapter IX ANF-CE1
II. Fixed Days Should Be Observed for Ordaining Priests and Deacons NPNF-CE2.12
II. Fixed Days Should Be Observed for Ordaining Priests and Deacons NPNFSS 12
Chapter XI NPNF-CE2.3
Chapter XI NPNFSS 03
Chapter XX ANF-CE3
Chapter XX ANF 03
Chapter 15 NPNF-CE1.4
Chapter 15 NPNFFS 04
§ 1 NPNF-CE2.5
§ 1 NPNFSS 05
Another Exposition of the Faith NPNF-CE2.2
Another Exposition of the Faith NPNFSS 02
Another Exposition of the Faith GEH3 Socrates
Chapter 11 NPNF-CE1.4
Chapter 11 NPNFFS 04
A Commentary on the Apostles’ Creed NPNF-CE2.3
Chapter XXV NPNF-CE2.8
Chapter XXV NPNFSS 08
Chapter VIII ANF-CE3
Chapter VIII ANF 03
Chapter 7 ApFathInt
61. Christian Baptism The Apologies of Justin Martyr, to which is Appended the Epistle to Diognetus
Chapter IX NPNF-CE2.9
Chapter IX NPNFSS 09
Contra Maximinum, Lib. II. C. 22 §3 NPNF-CE1.7
Contra Maximinum, Lib. II. C. 22 §3 NPNFFS 07
IV. The Reason Explained Why Easter and Whitsuntide Are the Proper Seasons for Baptism NPNF-CE2.12
IV. The Reason Explained Why Easter and Whitsuntide Are the Proper Seasons for Baptism NPNFSS 12
Chapter IV NPNF-CE2.10
Chapter IV NPNFSS 10
Another Exposition of the Faith Set Forth at Sirmium in Latin, and Afterwards Translated into Greek GEH3 Socrates
§ 1 NPNF-CE2.4
§ 1 NPNFSS 04
Chapter V ANF-CE3
Chapter V ANF 03
Chapter 44 NPNF-CE1.4
Chapter 44 NPNFFS 04
Chapter XIII NPNF-CE2.10
Chapter XIII NPNFSS 10
Chapter 11 The Proof of the Gospel: Being the Demonstratio Evangelica of Eusebius of Cæsarea
Chapter XIX NPNF-CE2.10
Chapter XIX NPNFSS 10
Chapter V NPNF-CE2.1
Chapter V NPNFSS 01
18. Prophets in Their Own Country ANF 10
18. Prophets in Their Own Country ANF-CE9
Council of Nicæa: Letter of Eusebius of Cæsarea to the People of His Diocese NPNF-CE2.4
Council of Nicæa: Letter of Eusebius of Cæsarea to the People of His Diocese NPNFSS 04
Chapter XXIV NPNF-CE2.8
Chapter XXIV NPNFSS 08
Chapter XLIII ANF-CE3
Chapter XLIII ANF 03
2:21 CatAur Lk
Chapter XVII ANF 01
Chapter XVII ANF-CE1
Cyprian to the Presbyters and Deacons, His Brothers Dwelling in Rome On the Church: Select Letters
Chapter XVII NPNF-CE2.8
Chapter XVII NPNFSS 08
Letter LII NPNF-CE2.8
Letter LII NPNFSS 08
Chapter I NPNF-CE2.10
Chapter I NPNFSS 10
Chapter 7 The Proof of the Gospel: Being the Demonstratio Evangelica of Eusebius of Cæsarea
Chapter V NPNF-CE2.10
Chapter V NPNFSS 10
Chapter X NPNF-CE2.8
Chapter X NPNFSS 08
Chapter XVI NPNF-CE2.1
Chapter XVI NPNFSS 01
Chapter VIII NPNF-CE2.10
Chapter VIII NPNFSS 10
Section LV ANF 10
Section LV ANF-CE9
12:49–53 CatAur Lk
Sermon XXXV A Commentary upon the Gospel according to S. Luke
From the First Chapter ANF-CE7
From the First Chapter ANF 07
1:32–34 CatAur Jn
Chapter II Commentary on the Gospel according to S. John, Volume 1
Chapter 3 The Proof of the Gospel: Being the Demonstratio Evangelica of Eusebius of Cæsarea
The Seventh Council of Carthage under Cyprian ANF-CE5
The Seventh Council of Carthage under Cyprian ANF 05
Another Exposition of the Faith Set Forth at Sirmium in Latin, and Afterwards Translated into Greek NPNF-CE2.2
Another Exposition of the Faith Set Forth at Sirmium in Latin, and Afterwards Translated into Greek NPNFSS 02
Epistle XXIV ANF-CE5
Epistle XXIV ANF 05
Sermon XCIV A Commentary upon the Gospel according to S. Luke
Sermon III A Commentary upon the Gospel according to S. Luke
Several Demonstrations concerning the Resurrection, concerning the Sibyl, and What the Stoics Say concerning the Bird Called the Phœnix ANF-CE7
Several Demonstrations concerning the Resurrection, concerning the Sibyl, and What the Stoics Say concerning the Bird Called the Phœnix ANF 07
12:14–21 CatAur Mt
Chapter 24 NPNF-CE1.2
Chapter 24 NPNFFS 02
Chapter XVIII NPNF-CE2.9
Chapter XVIII NPNFSS 09
Chapter VIII: Of the Synod Which Was Held at Nice in Bithynia, and the Faith There Promulgated GEH3 Socrates
Chapter 14 NPNF-CE1.4
Chapter 14 NPNFFS 04
Chapter VII Commentary on the Gospel according to S. John, Volume 2
Chapter 33 NPNF-CE1.4
Chapter 33 NPNFFS 04
Chapter XVIII NPNF-CE2.8
Chapter XVIII NPNFSS 08
Letter CCX NPNF-CE2.8
Letter CCX NPNFSS 08
Homily LXXX NPNF-CE1.14
Homily LXXX NPNFFS 14
Chapter VIII NPNF-CE2.2
Chapter VIII NPNFSS 02
Homily IX NPNF-CE1.13
Homily IX NPNFFS 13
Homily LXVI NPNF-CE1.14
Homily LXVI NPNFFS 14
Chapter XXIX NPNF-CE2.8
Chapter XXIX NPNFSS 08
Homily XC NPNFFS 10
Homily XC NPNF-CE1.10
Chapter 6 The Proof of the Gospel: Being the Demonstratio Evangelica of Eusebius of Cæsarea
II. Works NPNFSS 08
Homily LXIX NPNFFS 10
Homily LXIX NPNF-CE1.10
(The Testimony) of Josephus respecting the Christ Eusebius Bishop of Cæsarea on the Theophanīa or Divine Manifestation of Our Lord and Savior Jesus Christ
Homily V NPNF-CE1.14
Homily V NPNFFS 14
Letter XLVI NPNF-CE2.6
Letter XLVI NPNFSS 06
Homily V NPNF-CE1.13
Homily V NPNFFS 13
Homily IV NPNF-CE1.13
Homily IV NPNFFS 13
Demonstration I: Of Faith NPNF-CE2.13
Demonstration I: Of Faith NPNFSS 13
A Treatise on Re-baptism by an Anonymous Writer ANF-CE5
A Treatise on Re-baptism by an Anonymous Writer ANF 05
Sermon XCVI A Commentary upon the Gospel according to S. Luke
Chapter 6 The Proof of the Gospel: Being the Demonstratio Evangelica of Eusebius of Cæsarea
Chapter XIII: Texts Explained; Thirdly, Hebrews 1:4 NPNF-CE2.4
Chapter XIII: Texts Explained; Thirdly, Hebrews 1:4 NPNFSS 04
A Treatise against the Heretic Novatian by an Anonymous Bishop ANF-CE5
A Treatise against the Heretic Novatian by an Anonymous Bishop ANF 05
Epistle LXXII ANF-CE5
Epistle LXXII ANF 05
On the Baptism of Christ: A Sermon for the Day of the Lights NPNF-CE2.5
On the Baptism of Christ: A Sermon for the Day of the Lights NPNFSS 05
Introduction to the de Trinitate NPNFSS 09
Part II: History of Arian Opinions NPNF-CE2.4
Part II: History of Arian Opinions NPNFSS 04
Letter LXIX NPNF-CE2.6
Letter LXIX NPNFSS 06
28:16–20 CatAur Mt
Against the Heresy of One Noetus ANF-CE5
Against the Heresy of One Noetus ANF 05
Tractate VI NPNF-CE1.7
Tractate VI NPNFFS 07
Chapter I Commentary on the Gospel according to S. John, Volume 2
Lecture XVI NPNF-CE2.7
Lecture XVI NPNFSS 07
Homily I NPNFFS 11
Homily I NPNF-CE1.11
Book II NPNF-CE2.9
Book II NPNFSS 09
Homily XX NPNF-CE1.13
Homily XX NPNFFS 13
On the Councils, or the Faith of the Easterns NPNF-CE2.9
On the Councils, or the Faith of the Easterns NPNFSS 09
Book V NPNF-CE1.4
Book V NPNFFS 04
Psalm 78 NPNF-CE1.8
Psalm 78 NPNFFS 08
Discourse IV NPNF-CE2.4
Discourse IV NPNFSS 04
Epistle LXII ANF-CE5
Epistle LXII ANF 05
Cyprian to Caecilius, His Holy Brother On the Church: Select Letters
Extracts from the Commentary of Ephrem on the Gospel Fragments of the Commentary of Ephrem Syrus upon the Diatessaron
Oration XL NPNF-CE2.7
Oration XL NPNFSS 07
Section I: On the Period Termed by Eusebius “The Time of the End” Eusebius Bishop of Cæsarea on the Theophanīa or Divine Manifestation of Our Lord and Savior Jesus Christ
Against Those Who Suppose that the Christ of God Was a Magician and Deceiver Eusebius Bishop of Cæsarea on the Theophanīa or Divine Manifestation of Our Lord and Savior Jesus Christ
That Christ Is One: By Way of Dispute with Hermias Five Tomes against Nestorius; Scholia on the Incarnation; Christ Is One; Fragments against Diodore of Tarsus, Theodore of Mopsuestia, the Synousiasts
A Commentary on the Apostles’ Creed NPNFSS 03
Book III: The Third Book of (Eusebius) of Cæsarea Eusebius Bishop of Cæsarea on the Theophanīa or Divine Manifestation of Our Lord and Savior Jesus Christ
Cyprian to Iubaianus, His Holy Brother Bishop On the Church: Select Letters
Chapter XXV NPNF-CE1.6
Chapter XXV NPNFFS 06
Book IX Commentary on the Gospel according to S. John, Volume 2
Testimonies ANF-CE5
Testimonies ANF 05