Although not signed by George H. the following entry from the American journal of Numismatics, Volume VII, July 1872 - July 1873 identifies him as the engraver/die-sinker.
Mr. George H. Lovett, die-sinker, of 181 Broadway, N. Y., has recently issued a very neat medal for the "American Church Missionary Society." It is intended for distribution among members of their branch in Mexico.
Obv. Within a circle, and surrounded by rays of light, an open Bible on which lies the Cross. Around this, outside the circle, the legend " AmericanChurch-Missionary-Society.*"
Rev. A dove, with wings spread, holding in its beak a sprig of olive, and sustaining an irregular convoluted scroll covering the field, on which rests an open volume, marked " Biblia Sacrada;" rays of light from the dove's beak cross the scroll and underlie the volume. Legend, " Cree-en-el-Senor-Jesusy-Seras-Salvo " — " Iglesia-de-Jesus-Mexico."
Size 25. White metal. W."