I rose accordingly from table, got into a hansom, and drove straight to Jekyll's house.
In former times, a hansom or a hansom cab was a horse-drawn carriage with two wheels and a fixed hood. a small vehicle pulled by a horse which was used in the past as a taxi (Joseph Hansom (1803-82), British architect who designed it)
a two-wheeled horse-drawn covered carriage with the driver's seat above and behind the passengers
A light, low, two-wheeled covered carriage with the driver's seat elevated behind, the reins being passed over the top