Merriam-Webster's Dictionary and Thesaurus
Merriam-Webster
English Grammar: Understanding the Basics
Evelyn P. Altenberg & Robert M. Vago
An Elementary Introduction to the Hopf Fibration
David W. Lyons
Babylon: A History From Beginning to End (Mesopotamia History)
Hourly History
Flip Dictionary
Barbara Ann Kipfer
Victorian Glassworlds: Glass Culture and the Imagination 1830-1880
Isobel Armstrong
CRC Handbook of Chemistry and Physics
William M. Haynes
Computational Flow Modeling for Chemical Reactor Engineering
Vivek V. Ranade
Chemical Reactor Analysis and Design
Gilbert F. Froment & Kenneth B. Bischoff & Juray de Wilde