Gravity Game (9845A/B) [Model 71.9015], the HP 9845 Series pack.. Arcade-History/Gaming/History the website. May 23, 2024. Available at https://www.arcade-history.com/?page=detail&id=274516. Accessed May 23, 2024.
BibTeX entry
@misc{gh:274516, author = {Arcade-History/Gaming-history}, title = {Gravity Game (9845A/B) [Model 71.9015], the HP 9845 Series pack.}, year = {2024}, url = {"https://www.arcade-history.com/?page=detail\&id=274516"}, note = {[Online; accessed May 23, 2024]} }