Books like In Memoriam
Alfred Lord Tennyson, Vernon Purinton Squires
In Memoriam is 222 pages, about 4 hours 4 minutes at 250 words a minute.
12 books to read next
How long each takes
The Divine Comedy 9.3 h 
Inferno 5.6 h 
Evangeline 2.0 h 
Rime of the Ancient Mariner 59 min 
The Butterfly's Burden 6.0 h 
Poems 4.3 h 
The Purgatorio 7.3 h 
Depression & Other Magic Tricks 1.4 h 
The New Life 2.7 h 
Ramayana, a Holy Bible of India 7.2 h 
Metamorphoses 7.1 h 
Milk and Honey 4.2 h Bar height shows length. Estimated at 250 words a minute.