Autograph letter signed to J. Challis
Autograph letter signed to J. Challis
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Typescript copy of article
Typescript copy of article
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Copy of letter to J.C. Adams
Copy of letter to J.C. Adams
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Autograph letter signed to J.C. Adams
Copy of letter to J.C. Adams
Copy of letter to J.C. Adams
Copy of letter to W. Whewell
Copy of letter to W. Whewell