Needs more money to continue with Charles Babbage's calculating machine.
Needs more money to continue with Charles Babbage's calculating machine.
Regarding his own experiments with light.
Hoping to meet JH again.
The Lucasian Professorship is vacant and he would be pleased if JH would consider standing for the position.
News of mutual friends.
Is in difficult circumstances and would welcome any assistance from JH in obtaining employment.
News of friends and of travel.
Asking JH to express his willingness to becoming Lucasian Professor at Cambridge University.
Books are safely lodged in Charles Babbage's library. Recent travels and persons met by her son.
Sends copy of his account of the achromatic telescope because JH did not receive the original. Constructing an achromatic telescope of 5-foot focal length.