A memorial stand with an image of Mao Zedong together with Lin Biao inspecting the army. The characters on the base read, 毛主席万岁！Long Live Chairman Mao!
Below is the backside of the stand.
The wording on the base reads, 毛主席万岁 ”Long live Chairman Mao.” View of the back with calligraphy by Mao below. Two sentences from a longer poem by Mao： “四海翻腾云水怒，五洲震荡风雷激。” English translation: “The four seas are stirred up by angry clouds and waves; The five continents…
“Workers of All Countries, Unite!” Inside-page quote.
It is a military book bag with the characters 为人民服务 “Service to the People” hand-embroidered on the flap. You can see a similar bag in the print here.