Moore, J. Percy

J. Percy Moore [et al.] an Ernst Haeckel, Philadelphia, [1912]

The Academy of Natural Sciences of Philadelphia

finds much encouragment and stimulus in the expressions of congratulation and recognition of ist labors that reached it on the occasion oft he celebration oft he centenary anniversary of ist founding.

Fo rthe courtesy of your part in the proceedings the Academy desires to express ist cordial gratitude.

J. Percy MooreCorresponding }SecretarySamual G. DitonPresident

Edward J. NolanRecording }Secretary

To Prof. Ernst Haeckel