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Página 434
I found that without the elec- tric light for 600 feet , and with it from there down , I could dis- tinctly see many forms of life through our little window . Shrimps of various sizes were the dominant forms of life at all depths below ...
I found that without the elec- tric light for 600 feet , and with it from there down , I could dis- tinctly see many forms of life through our little window . Shrimps of various sizes were the dominant forms of life at all depths below ...
Página 439
With velour drapes in- stead of light curtain material on all the windows and every inch of floor space covered with heavy wool rugs we shall have done practically all we can to lessen the sleep - destroying effects of outside noises .
With velour drapes in- stead of light curtain material on all the windows and every inch of floor space covered with heavy wool rugs we shall have done practically all we can to lessen the sleep - destroying effects of outside noises .
Página 1028
Now we know that light waves are of varying lengths . I believed that light rays acted on living matter bacteria , for in- stance , just as bullets on the win- dow . The theory , in brief , is that effects due to the rays should begin ...
Now we know that light waves are of varying lengths . I believed that light rays acted on living matter bacteria , for in- stance , just as bullets on the win- dow . The theory , in brief , is that effects due to the rays should begin ...
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