Henry Helm Clayton

1861 – 1946

• World weather records, collected from official sources
• A study of the short, wave-like oscillations shown by the barograph at Blue Hill, Observatory
• Cloud heights and velocities at Blue Hill observatory
• Comparisons of the thermometer shelters
• Discussion of the annual and the diurnal periods
• Discussion of the cloud observations
• Effect of short period variations of solar radiation on the earth's atmosphere
• Investigation of the marked inversions of temperature between the base and summit
• Investigation of the normal differences of temperature between the base and summit
• Investigations of the New England Meteorological Society for the year 1890
• Investigations on periodicity in the weather
• Measurements of cloud heights and velocities