Consulting detective

Physician and chronicler

American frontiersman

John Ferrier's adopted daughter

Utah settler and Lucy's adoptive father

American traveler

Drebber's traveling companion

Scotland Yard investigator

Scotland Yard investigator

A night-shift station attendant keeping watch over a small station slated to close

A repairman with a clock that runs one minute fast

A cautious work-machine operator who measures the tides

An underwater mechanic who listens closely to the machine

A cook who listens to the ingredients

A caretaker entrusted with the rooftop keys and menu ledger

A pilot who flies a paper-sailed mail ship

An apprentice cartographer who can see the wind

A short-track skater with a lightning-fast first step

A former relay skater who sees the whole race

A route engineer who reads the tides

A tide gate controller balancing human lives with flood protection

A deep-water salvager who knows the back way out

A forensic archivist obsessed with the provenance of originals

A councilwoman negotiating between the port’s commercial routes and the community’s survival

A nonhuman buoy drone

A nonhuman port inspection terminal