Simpson type obstetrical forceps, Birmingham, England, 1871-1900 Obstetrics, Gynaecology & Contraception 1871-1900
Heller's apparatus for measuring the coefficient of linear expansion of a metal Science Teaching 1905-1959
Canvas bag supposedly for holding obstetric forceps Obstetrics, Gynaecology & Contraception 1880-1920
Dulong and Petit's apparatus, modified form, for measuring the absolute coefficient of expansion of mercury, by Philip Harris and Co. Ltd., Birmingham, England Dulong and Petit's apparatus Science Teaching 1900-1943
Apparatus for producing artificial pneumothorax, in case, Heaf's type, by Philip Harris and Co. Ltd, Birmingham Apparatus for producing artificial pneumothorax Surgery
Apparatus to show the rotation of a magnetic pole around an electric current, by Philip Harris and Co. Ltd., Birmingham, England Apparatus to show the rotation of a magnetic pole around an electric current Science Teaching 1900-1943
Battery in mahogany box, with lower panel containing sliding switch galvanometer and 2 terminals, by Philip Harris & Co. Ltd., 144 and 146 Edmund Street, Birmingham, England, 1880-1890. Battery in mahogany box Therapeutics 1880-1890
Vapour pressure of water, Regnault's apparatus by Philip Harris & Co.Ltd., Birmingham, England Vapour pressure of water Science Teaching 1900-1943
Boyle's Law apparatus by Philip Harris and Co, Birmingham. 'Mercury Vapour' written on wooden stand Boyle's Law apparatus by Philip Harris and Co Science Teaching 1900-1913
