how to make a portable dot matrix electronic display —

Founded how to make a portable dot matrix electronic display models & stl files for printing
Toothless
Hitherefriendo
Snowflake 4
MakerBot
Snowflake 1
MakerBot
Snowflake 2
MakerBot
Thinner Brake Racks
awsmith2000
Whistle Missile
CuervoRC