Tag printed

Someone knows what is this logo printed on floppy disks?

Big Hairy MAD! by Warner Books Edition (Printed in the USA, 1st print - 1986) 3

Big Hairy MAD! by Warner Books Edition (Printed in the USA, 1st print – 1986)

I came across a printed copy of the first email that my dad ever sent to my grandparents. “Cyber-gram/Cyber Letter” 5

I came across a printed copy of the first email that my dad ever sent to my grandparents. “Cyber-gram/Cyber Letter”

Crazy old TV Test Patterns. All printed on silver plates! 7

Crazy old TV Test Patterns. All printed on silver plates!

The shortcuts printed on the side of keycaps 9

The shortcuts printed on the side of keycaps