Underpants for menstruation, (sanitary panties), Germany, about 1960, Museum of Menstruation and Women's Health

Menstrual underpants ads, 1970s?, at MUM

Pantys Dreamer Menstrual Period Underwear

What to See in N.Y.C. Galleries in March - The New York Times

Period blood hi-res stock photography and images - Alamy

Kleinert's protective brief ads at MUM

PRINT AD 1982 Levis Womenswear Bend Over Pants - Smoothest Line I

Sustainable Menstruation: Female-Led Innovation Past, Present, And Future - Patent - UK

Sanitary Napkins and Menstrual Pads of the Past and Present

Kleinert's protective brief ads at MUM

Women's sanitary underpants Collections Online - Museum of New Zealand Te Papa Tongarewa