Marvin Charles Frederick

Psychrometric Tables For Obtaining The Vapor Pressure, Relative Humidity And Temperature Of The Dew-Point: From Readings Of The Wet And Dry Bulb Therm

Instructions For Using Marvin's Weighing Rain And Snow Gauge ..

Barometers And The Measurement Of Atmospheric Pressure. A Pamphlet Of Information Respecting The Theory And Construction Of Barometers In General, Wit

Instructions For Using Marvin's Weighing Rain And Snow Gauge ..

Instructions For The Care And Management Of Sunshine Recorders

Instructions For The Care And Management Of Sunshine Recorders