Second visit to Europe--Russia--Extracts from diary and letters--Custom-house peculiarities--Russian railways--Domes--Russian thermometers and calendars--The drosky and drivers--Observatory at Pulkova--Herr Struve--Scientific position of Russia--Language-- Religion--Democracy of the Church--Government--A Russian family--London, 1873--Frances Power Cobbe--Bookstores in London--Glasgow College for Girls.