before planes were invented people used boats to travel and pigeons as messengers
nothing, people died
Just air and wind diamics
I'd say they used their fingers
Before the invention of cars, gasoline was primarily used as a solvent and as a fuel for lamps and stoves.
Before pencils were invented, people used a wide variety of materials to write, such as paint, ink, charcoal, ashes, dirt and slate.
A space.
True. Before the invention of the steam engine, horses were a primary mode of transportation for carrying people and goods. They were used in carriages, wagons, and as mounts for riding.
They likely would have used carbonates found in rocks or just regular water.
Millions of people use the invention of a skateboard. Skateboards are used by many ages of people but are most often used by children.
probably just either used a cloth or just let it air dry
an A.M radio
sign was used in place of measurement.