Mid level design is related to class diagrams. It is usually static.

The trend toward home offices, which took off in the mid-1990s, was changing the scope and design of furniture across the board.

It is a mid-engine (behind the seats)

• 1) What type of design influenced the MidCentury American Designers?

The only vehicle layout I know of is used to describe the location of the engine in the vehicle and where it's drive wheels are:

Front engine Front Wheel Drive

Front engine Rear Wheel Drive

Front engine All Wheel Drive

mid engine Rear Wheel Drive

mid engine AWD

Rear engine RWD

rear engine AWD

never hear pf a Mid engine FWD or rear engine FWD