"Thus, not merely what it can do, but the rate at which it can do it, has to be considered in estimating the value of photography as an ally in astronomy." - Agnes Mary Clerke

Agnes Mary Clerke: Thus, not merely what it can do, but the rate at which...

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"Thus, not merely what it can do, but the rate at which it can do it, has to be considered in estimating the value of photography as an ally in astronomy." - Agnes Mary Clerke

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