Egg-laying mammals, [34]

Eggs, [24], [26], [31], [102]

Egypt (and Egyptians), [71], [78], [90], [91], [62], [96], [98], [100- 101], [115], [119], [121], [122], [123], [124], [134], [138], [147], [174], [208], [209], [210], [238], [253], [267], [290], [292], [396], [398], [405], [429], [431], [434]

Egyptian script, [78], [79]

Elamites, [88], [90], [174]

Elba, [348]

Electric light, [360]

Electric traction, [360]

Electricity, [322], [358], [360]

Elephants, [42], [127], [149], [178], [181], [253], [300]