The date '1790' isn't actually mentioned. It's a text reference.
Near the end of the first paragraph in Chapter 2:
" Pitch -- roll -- heave -- roll; it was magnificent, rhythmic, majestic, and Bush, balancing on the deck with the practiced ease of ten years' experience, would have felt almost happy .... ".
Re: dkjfg.
Near the end of the first paragraph in Chapter 2:
" Pitch -- roll -- heave -- roll; it was magnificent, rhythmic, majestic, and Bush, balancing on the deck with the practiced ease of ten years' experience, would have felt almost happy .... ".
And LtH starts up in 1800, so -- 1790.