Have solved the linked clues, but am stuck on two other clues. Help will be appreciated. 16 across - HMS -------; Royal Navy ships of the same name, of which the first was a galleon built in 1577 (7 letters, and I have ?e?e?g?.) 18 down - Charles Montagu -------; poet, writer, and traveller best known for his book Travels In Arabia Deserta (7 letters, and I have ?o?g?t?).