John Williams Hayward – författare

Guide To Trefriw And The Vale Of Conway Spa

Guide To Trefriw And The Vale Of Conway Spa

Taking Cold (the Cause Of Half Our Diseases)

Its Nature, Causes, Prevention, & Cure, Its Frequency As A Cause Of Other Diseases, And The Diseases Of Which It Is The Cause, With Their Diagnosis And Management

Health and Comfort in House Building

Or, Ventilation With Warm Air by Self-Acting Suction Power; With Review of the Mode of Calculating the Draught in Hot-Air Flues; and With Some Actual Experiments

Health and Comfort in House Building

Or, Ventilation With Warm Air by Self-Acting Suction Power; With Review of the Mode of Calculating the Draught in Hot-Air Flues; and With Some Actual Experiments

Health and Comfort in House Building, by J.J. Drysdale and J.W. Hayward