Specimens of the garbling of letters by the majority of the trustees of the Dudley observatory [microform].
Gould, Benjamin Apthorp,1824-1896.
Albany : Van Benthuysen, printer,
1858.
Preface signed: B.A. Gould, jr.
Sabin 28097.
Sabin Group 55.
Microfiche.
Dudley Observatory.