Results

Notes, Reports and copy correspondence relating to Ronalds' time at the Kew Observatory

Volume of material relating to meteorological, magnetical and electrical instruments at various observatories

Als Edward Sabine to Francis Ronalds

AlsCharles Wheatstone to Francis Ronalds

Als Charles Wheatstone to Francis Ronalds

Als Edward Sabine to Francis Ronalds

Als Robert Main to Francis Ronalds

Description in the hand of W R Birt and signed by him of Ronalds' self registering photographic apparatus

Als Edward Sabine to Francis Ronalds

Als Edward Sabine to Francis Ronalds

Als G B Airy to Francis Ronalds

Als Edward Sabine to Francis Ronalds

Als Henry Barron to Francis Ronalds

Table of Barometric readings comparing Col Sabine's barometer with the photographic barometer