Details
An optical pyrometer;
a Cooke, Troughton & Simms theodolite, in carrying case; a travelling microscope; a methanometer by Carl Zeiss, in carrying case; and two other items (A Lot)
a Cooke, Troughton & Simms theodolite, in carrying case; a travelling microscope; a methanometer by Carl Zeiss, in carrying case; and two other items (A Lot)