![File:Vintage Kosmos 1 Biorhythm Computer And Calculator, 8 Digits, Green Fluorescent, Calculates A Person's Three Biorhythm Cycles (Physical, Emotional, and Intellectual), Made In Japan, Circa 1977 (23428675179).jpg - Wikimedia Commons File:Vintage Kosmos 1 Biorhythm Computer And Calculator, 8 Digits, Green Fluorescent, Calculates A Person's Three Biorhythm Cycles (Physical, Emotional, and Intellectual), Made In Japan, Circa 1977 (23428675179).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/0/02/Vintage_Kosmos_1_Biorhythm_Computer_And_Calculator%2C_8_Digits%2C_Green_Fluorescent%2C_Calculates_A_Person%27s_Three_Biorhythm_Cycles_%28Physical%2C_Emotional%2C_and_Intellectual%29%2C_Made_In_Japan%2C_Circa_1977_%2823428675179%29.jpg)
File:Vintage Kosmos 1 Biorhythm Computer And Calculator, 8 Digits, Green Fluorescent, Calculates A Person's Three Biorhythm Cycles (Physical, Emotional, and Intellectual), Made In Japan, Circa 1977 (23428675179).jpg - Wikimedia Commons
![Casio - Biolator H-801 - - Vintage calculator - Casio Biolator H801 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA Casio - Biolator H-801 - - Vintage calculator - Casio Biolator H801 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA](https://casio.ledudu.com/images/calculs/casio/machines/biolatorH801.jpg)
Casio - Biolator H-801 - - Vintage calculator - Casio Biolator H801 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
![Chez Maman on Instagram: “Pour vous, dénicheurs de montres vintage, la @ casio.watches Horoscope saura vous combler ! Retrouvez-la pour… | Reloj retro, Retro, Reloj Chez Maman on Instagram: “Pour vous, dénicheurs de montres vintage, la @ casio.watches Horoscope saura vous combler ! Retrouvez-la pour… | Reloj retro, Retro, Reloj](https://i.pinimg.com/originals/bf/5c/52/bf5c52f753e15f273d6ba2a6ef7f7053.jpg)
Chez Maman on Instagram: “Pour vous, dénicheurs de montres vintage, la @ casio.watches Horoscope saura vous combler ! Retrouvez-la pour… | Reloj retro, Retro, Reloj
![File:Vintage Casio Biolator Pocket LED Calculator, Model H-801, Made in Japan, Circa 1975 (9273200144).jpg - Wikimedia Commons File:Vintage Casio Biolator Pocket LED Calculator, Model H-801, Made in Japan, Circa 1975 (9273200144).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/3/30/Vintage_Casio_Biolator_Pocket_LED_Calculator%2C_Model_H-801%2C_Made_in_Japan%2C_Circa_1975_%289273200144%29.jpg)
File:Vintage Casio Biolator Pocket LED Calculator, Model H-801, Made in Japan, Circa 1975 (9273200144).jpg - Wikimedia Commons
![Can anyone help? Trying to find the manual for this BioGraph? It's 946 - BH100 on the back but the manual can't be found on the Casio website. Any help appreciated, as Can anyone help? Trying to find the manual for this BioGraph? It's 946 - BH100 on the back but the manual can't be found on the Casio website. Any help appreciated, as](https://external-preview.redd.it/o4HOH7EW84AGCinrrcvRizat01ioTPtN7n2QzSK5MjE.jpg?width=640&crop=smart&auto=webp&s=f009315546042b2176ce5d7261a178b14f2e3d46)