Morris-Jones John. A Welsh grammar, historical and comparative

Oxford: Clarendon Press, 1913. — 522 р.Origin and General History.
Phonology.
Orthography and Pronunciation.
The Alphabet.
The Vowels.
The Consonants.
Note.—Transcription.
Sounds in Combination.
Syllabic Division.
Diphthongs. Falling Diphthongs.
Rising Diphthongs.
Ambiguous Groups.
Accentuation.
Quantity.
The Aryan Vowels in Keltic.
Aryan Vowel Gradation.
Keltic Vowels in British and Welsh.
The Short Vowels.
Affection of Short Vowels.
The Long Vowels.
The Diphthongs.
Later Modifications of Vowels.
Vowel Variation in Modern Welsh.
Vowel Mutation.
Vowel Affection.
The Aryan Consonants in Keltic and British.
The Explosives.
The Spirants.
The Sonants.
Interchange of Consonants.
Consonant Alternation.
Assimilation, Dissimilation, and Metathesis.
British and Latin Consonants in Welsh.
The Soft Mutation.
The Nasal Mutation.
The Spirant Mutation.
Initial Mutation.
Later Consonant Changes.
Loss of Voiced Spirants and Sonants.
Provection.
Loss of Syllables.
Accidence.
The Article.
Nouns.
Number.
Parisyllabic Nouns.
Imparisyllabic Nouns.
u-stems.
n-stems.
i-stems.
t-stems.
r-stems.
Vowel Changes.
Plural of Nouns with Singular Endings.
Plural formed from Derivatives.
Double Plurals.
Plural Doublets.
Singular Doublets.
Desynonymized Doublets.
Anomalous Plurals.
Nouns with no Plural.
Nouns with no Singular.
Gender.
Derivative Nouns.
Adjectives.
Number.
Gender.
Comparison.
Derivative Adjectives.
Numerals.
Compound Nouns and Adjectives.
Pronouns.
Personal Pronouns.
Possessive Adjectives.
The Relative Pronoun.
Interrogative Pronouns, Adjectives and Adverbs.
Demonstrative Pronouns and Adjectives.
Pronominalia.
Verbs.
The Regular Verb.
Notes and Additional Forms.
Origins of the Welsh Verb.
The Aryan Verb.
The Welsh Verb.
Contracted Forms.
Irregular Verbs.
The Verb 'To Be'.
Compounds of the Verb 'To Be'.
Af, Gwnaf, Deuaf.
Verbs with Old Perfects.
Verbs with t-Aorists.
Defective Verbs.
Verbal Stems.
Verbal Nouns.
Verbal Adjectives.
Compound Verbs.
Prepositions.
Adverbs.
Conjunctions.
Interjections.