Page 13. " June 6th, 1916. Wych Cross, England. "
Irish Troops at the Battle of the Somme
Public DomainIrish Troops at the Battle of the Somme - Credit: Royal Engineers No 1 Printing Company

World War 1, also called the Great War, lasted from 1914 to 1918, and involved many of the world's most influential nations.

Less than a month after the events on this page, on July 1st, the British Army would suffer over 57,000 casualties, making it the bloodiest day in the Army's history.

Multimedia history of WWI

Page 14. " His destroyer was sunk last week "
Harwich Force destroyers
Public DomainHarwich Force destroyers - Credit: Surgeon Oscar Parkes

Hathaway's son was killed in the Battle of Jutland, off the coast of Denmark. This was the largest naval battle of World War I.

Google Map
Page 14. " The Magdalene Grimoire was all we needed "

The Magdalene Grimoire is an invention of Gaiman's. It later makes an appearance in the comic books Green Arrow Volume 3 #9-10, which are collected in the graphic novel Green Arrow: Quiver.

Page 15. " listens to her bedtime story "
Page 12 of Through the Looking Glass
Public DomainPage 12 of Through the Looking Glass - Credit: John Tenniel

Ellie is being read to from Through the Looking-Glass (1872), Lewis Carroll's sequel to Alice's Adventures in Wonderland (1865). They are now usually published together as Alice in Wonderland, a novel which is considered one of the classic examples of "literary nonsense," a style Gaiman often incorporates into his own dreamlike stories and dream sequences.

Read Through the Looking-Glass at Project Gutenberg.

  

Page 15. " Verdun, France. "
The Battle of Verdun was a 10-month battle fought in France between the French and German armies. It ended in a French victory, but accounted for about 250,000 battlefield deaths and at least 500,000 wounded men.

 

Verdun and Vicinity
Public DomainVerdun and Vicinity - Credit: U.S. Federal Government

 

 

Page 16. " Aleister and his friends "

Aleister Crowley (1875-1947) was a famous English occultist, known in his day as "the wickedest man in the world." Any practising occultist or dark magician of that period would certainly have come up against him.

Writings of Aleister Crowley

Read Household Gods by Aleister Crowley at Project Gutenberg.

    

Page 18. " Namtar. Allatu. Morax. Naberius. Klesh. Vepar. Maymon. "

Burgess here invokes a variety of demonic entities from different sources. Namtar was a Mesopotamian god of death and controller of diseases, Allatu a Semitic underworld goddess, Morax a demonic teacher of liberal sciences, Naberius a demon who made men cunning, and Vepar a demon who controlled the sea. Klesh, Maymon, and the following names appear to be Gaiman's creations, but can be assumed to be similar beings.