https://upload.wikimedia.org/wikipedia/en/0/04/NEC_personal_computers_advert_in_1982.jpg
By Self-scanned copy of the magazine, ASCII December 1982 issue., Fair use, https://en.wikipedia.org/w/index.php?curid=60313523

https://upload.wikimedia.org/wikipedia/commons/4/4f/PC-9801-1st-001.jpg
By MH0301 - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=106075103

https://upload.wikimedia.org/wikipedia/commons/0/00/NEC_PC-9801F_Motherboard_with_V30.jpg
By Darklanlan - Own work, CC BY 4.0, https://commons.wikimedia.org/w/index.php?curid=68961927