Autograph letter signed to Donald MacAlister
Autograph letter signed to Donald MacAlister
Autograph letter signed to Donald MacAlister
Autograph letter signed to Donald MacAlister
Copy of letter to Robert Main
Copy of letter to Robert Main
Copy of letter to G.B. Airy
Copy of letter to G.B. Airy
Copy of letter to U.J.J. Le Verrier
Copy of letter to U.J.J. Le Verrier
Copy of letter to G.B. Airy
Copy of letter to G.B. Airy
Copy of letter to G.B. Airy
Copy of letter to G.B. Airy
Copy of letter to J.F.W. Herschel
Copy of letter to J.F.W. Herschel
Copy of letter to G.B. Airy
Copy of letter to G.B. Airy
Copy of letter to Mrs Airy
Copy of letter to Mrs Airy