Scope and Contents Notes by Thomson regarding Hector's progress from 2 weeks to one year, 1917; List of words that Hector does or doesn't know at age 3 years and 1 month, 1920; Letter from Hector's headmaster acknowledging Thomson's cheque and regarding how Hector is settling in, 1924; 2 Otis tests completed by Hector, 1927; 1 Stanford achievement test completed by...