retentive

She had an extremely retentive memory, read well, and evinced great love of reading.

His knowledge of history, more especially of military history, was profound, and his memory was singularly retentive.

At the start he was blest with a most marvelous and retentive memory, and a keen sense of the practical side of life.

Success cannot be expected in a soil unduly retentive of moisture.

He had been tolerably well educated; and being fond of reading, with a retentive memory, he possessed a good deal of information.