2 Added plane, more links
source | link

It's a kind of sailboat. Wiki:

https://en.wikipedia.org/wiki/Moth_(dinghy)

As the other answer points out it could be a plane as well.

Both the boat and the plane stem from the 1930s.

https://en.wikipedia.org/wiki/De_Havilland_Moth (plane) https://en.wikipedia.org/wiki/British_Moth (boat)

I guess you have to decide based on the rest of the book if he's gonna buy a plane or a boat.

It's a kind of sailboat. Wiki:

https://en.wikipedia.org/wiki/Moth_(dinghy)

It's a kind of sailboat. Wiki:

https://en.wikipedia.org/wiki/Moth_(dinghy)

As the other answer points out it could be a plane as well.

Both the boat and the plane stem from the 1930s.

https://en.wikipedia.org/wiki/De_Havilland_Moth (plane) https://en.wikipedia.org/wiki/British_Moth (boat)

I guess you have to decide based on the rest of the book if he's gonna buy a plane or a boat.

1
source | link

It's a kind of sailboat. Wiki:

https://en.wikipedia.org/wiki/Moth_(dinghy)