Trade, Commerce, and the State in the Roman World

Trade, Commerce, and the State in the Roman World

Recycling and Reuse in the Roman Economy

Recycling and Reuse in the Roman Economy

Urban Craftsmen and Traders in the Roman World

The Roman Agricultural Economy: Organization, Investment, and Production

Quantifying the Roman Economy: Methods and Problems

Chapters on Evolution

If God, Then What?: Wondering Aloud About Truth, Origins And Redemption

Glimpses of Nature

Rational advice to the military: when exposed to the inclemency of hot climates and seasons

Sketches of Animal Life and Habits

The Abode of Snow: Observations on a Journey from Chinese Tibet to the Indian Caucasus, Through the Upper Valleys of the Himálaya

Chapters on Evolution

The Abode of Snow: Observations on a Tour from Chinese Tibet to the Indian Caucasus, Through the Upper Valleys of the Himalaya

The Abode of Snow: Observations on a Journey from Chinese Tibet to the Indian Caucasus, Through the Upper Valleys of the Himalaya

An Essay on the Autumnal Dysentery

Glimpses of Nature

Glimpses of Nature

Chapters on Evolution