The collection is composed of diaries kept during Morrison's service as an engineer with the Africa Lakes Company, 1882-1887, as well as engravings and photographs of subjects around the lakes and rivers.

Correspondence and notes relating to male from Scotland (outside Edinburgh and the Lothians)aged 18 at first examination in 1942. Conditions mentioned include: hypothalamic disturbances; encephalitis; and obesity. No treatment given. Patient discharged.

Correspondence, notes and typed case summary relating to female patient from Edinburgh and the Lothians aged 71 at first examination in 1935. Conditions mentioned include: subacute combined cord degeneration; unsteadiness; slurring of speech; and arteriosclerosis. No treatment given. Patient discharged.

Typed case summary, chart, reports and correspondence relating to female fromScotland (outside Edinburgh and the Lothians) aged 57 at first examination in 1950. Conditions mentioned include: obesity; limb weakness; poor balance; endocrine dysfunction; hair loss; and prolapsed intervertebral disc. Nonsurgical treatment given. Patient discharged.

The records consist of: ledgers F, H, and K, between 1811 and 1822; and, customers' journal 1892-1897, containing accounts for sales, repairs etc. of lathes, machinery and tools.