Tantalizer 111: MacAristotle

From New Scientist #661, 7th August 1969 [link] My friend MacAristotle has been studying the community of crofters who inhabit the awful Isle of Oomph. Here is what he has found out so far: 1. All who speak Gaelic wear false teeth. 2. No one-legged numismatist has any grandchildren. 3. All church-goers are left-handed. 4. [ ]