The Book of Halloween
by Ruth Edna Kelley, 1919.

"This book is intended to give the reader an account of the origin and history of Halloween, how it absorbed some customs belonging to other days of the year,-such as May Day, Midsummer and Christmas.  The context is illustrated by selections from ancient and modern poetry and prose, related to Hallowe'en ideas. Those who wish suggestions for readings, recitations, plays and parties, will find the lists in the appendix useful, in addition to the books on entertainment and games to be found in any public library......."

1.  Sun-Worship, the sources of Hallowe'en 
2.  The Celts:  Their religion and festivals
3.  Samhain
4.  Pomona
5.  The Coming of Christianity.  All Saints, All Souls
6.  Origin and Character of Halloween Omens
7.  Halloween Beliefs and Customs in Ireland
8.  Halloween Beliefs and Customs in Scotland and the Hebrides
9.  Halloween Beliefs and Customs in England and Man (Island)
10. Halloween Beliefs and Customs in Wales
11. Halloween Beliefs and Customs in Brittany and France
12. The Teutonic Religion.  Witches
13. Walpurgis Night
14. More Hallowtide Beliefs and Customs
15. Halloween in America