Zerush@lemmy.ml to Science Memes@mander.xyzEnglish · edit-25 months agoUS educationlemmy.mlimagemessage-square372linkfedilinkarrow-up11.22Karrow-down133
arrow-up11.19Karrow-down1imageUS educationlemmy.mlZerush@lemmy.ml to Science Memes@mander.xyzEnglish · edit-25 months agomessage-square372linkfedilink
minus-squareTrainguyrom@reddthat.comlinkfedilinkEnglisharrow-up8·5 months ago1890 would also be about 30 years after the invention of the telephone and 2 years after the invention of the strowger switch (first automated telephone switch)
1890 would also be about 30 years after the invention of the telephone and 2 years after the invention of the strowger switch (first automated telephone switch)