Travelling the railways of Europe with a century-old guidebook can be disconcerting: fares, food, and drink seem shockingly expensive compared with what they were; trains and paddle-steamers run to unexpected timetables (assuming they're still running at all); and not only states but whole empires have been wiped from the map.
Like so many other grammar schools that flourished in Britain before they were abolished through a mix of ideology and political folly, Harrow County was a fiercely competitive institution, where all boys were taught to strive for excellence. It was precisely because of this demanding regime that results were so good.
Few people have heard of John Hawkshaw, the engineer responsible for Brighton's sewers, but he also built the Severn Tunnel and parts of the London Underground system. Such figures, largely forgotten now, conceived an infrastructure that was perfect in its fine detail and intended to last for a century or more - as it has.