Zerush@lemmy.ml to Science Memes@mander.xyzEnglish · edit-21 month agoUS educationimagemessage-square379linkfedilinkarrow-up11.24Karrow-down134cross-posted to: science@hexbear.net
arrow-up11.21Karrow-down1imageUS educationZerush@lemmy.ml to Science Memes@mander.xyzEnglish · edit-21 month agomessage-square379linkfedilinkcross-posted to: science@hexbear.net
minus-squareTrainguyrom@reddthat.comlinkfedilinkEnglisharrow-up8·1 month 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)