"This girl was at Special School. PC considers that she is definitely mental. She can work in the house but cannot do outside work. She is one of the two most defective persons on his beat. Good home, 3 rooms and bathroom for 7, clean. Harmonious. One brother has VD."

"This man was very backward in school. He is now working as a labourer for the County Council. Is thought to be asthmatic; alcoholic at times. Used to break stones on road, now in regular work. Dr does not consider this man dull, but only a chronic asthmatic but [female teacher] says he could not learn to spell two letter words. One shoulder higher than the other, spits a lot."

Relatives in survey: 29.178, 29.91, 29.92

"Imbecile, cannot walk properly - crawls - can't talk, only a few swear words. Tongue sticks out. Father a ploughman. Seems OK. Mother, 43, a big stout woman, untidy but bright looking. Big, fat and genial. Five siblings, older, OK. Two roomed cottage, very poor. [Male informant] confirms, a backward crowd. Nurse says no mentality at all. PC thinks the rest are OK. Confirms this boy is on Dr's list [of certified defectives]."

Relatives in survey: Brother 3.2

"Dull boy, only in Primary 1. Parents farm workers. Poor home, condemned house. Nurse confirms but thinks he looks all right."

Relatives in survey: brother 3.1

"IQ 76."

Relatives in survey: Sister 3.5

"Mental defective, childish, ran after another defective [male]. Father a farm manager. Mother, talkative and easy going, 50+. House fairly clean, not overcrowded. Nurse - thinks she has had a baby. Minister - now working in Dumfries, he does not think she has a baby."

Relatives in survey: Sister 3.4

"IQ 77, always in work, domestic. Illegitimate. Mother about 50. Stepfather. Brother, threshing mill attendant, thought to be bright. Half-sibling, also dim-witted. House fairly clean. Minister confirms. Mother an out-worker, nobody every saw her - they got the house because she undertook work in the fields."

Relatives in survey: Mother 3.52, sister 3.8, half sibling 3.31

"This man was a farmer, then in army, now a transport driver. Very slow like his son. Minister confirms that he is a wee bit slow."

Relatives in survey: Son 3.15

"Very dull, went to Loreburn School - pretty dim."

Relatives in survey: Mother 3.52, sister 3.6, half sibling 3.31

"Farm worker, said to be unable to read or write. Wife, about 50, has a bad leg. Minister thinks he is quite sensible. Not overcrowded - brother in law lives with them."

Relatives in survey: son 3.10