Joseph F. Usher was a lecturer at the Ballarat SChool of Mines from 1879-1891, and 1895-1909.A grey hard covred ledger with burgandy coloured spine and corners. Property of Dr Joseph Francis Usser M.D., L.A., H.D.. Contains 180 hand-numbered and lined pages.Zoological chart pasted inside front cover; geo-political maps of continents pasted into the back cover. Tables (some used by Usher) near the end of theis ledge book. Stocks are relevant to course at the Ballarat School of Mines.ballarat school of mines, register, j.f. usher, chemicals, medications, zoological chart, materia medica, staffmember