Some Obscurish facts
#513
Do you remember the first electronic calculators? The first hand-held calculators cost $300 and were quite large. They had only four functions, no memory and ate up batteries in just four or five hours of use. Their displays were red, and could not be seen in outdoor light
Do you remember the first electronic calculators? The first hand-held calculators cost $300 and were quite large. They had only four functions, no memory and ate up batteries in just four or five hours of use. Their displays were red, and could not be seen in outdoor light