Not mine but the person has mutiple 80 column cards for sales. FYI.
Micromax Viewmax-80 1982
https://www.ebay.com/itm/Micromax-Viewmax-80-1982/202428902946?_trkparms=ao%3D1%26asc%3D20160502134249%26meid%3D5cc39e170d4b44fd9d79e587193e0a01%26pid%3D100282%26itm%3D202428902946%26pmt%3D0%26noa%3D1%26pg%3D5713&_trksid=p5713.c100282.m3503&fbclid=IwAR3_cAMP_LH5Bgcgy52wUD3TZIAh5QuUhHbSNyaDXRMeJdTedq7-AgmtvHw
Thanks,
Josh