Gretchen HalpertDec 10, 20181 min readNovember Newsletter  #Harvard #scientificillustrationdistanceprogram #glassmodels #online #Thaxter #GretchenHalpert #distancelearning #scratchboard #pencil #students #penandink #graphite #illustration #scientificillustrationdistanceprogram #education #certificate #science
 #Harvard #scientificillustrationdistanceprogram #glassmodels #online #Thaxter #GretchenHalpert #distancelearning #scratchboard #pencil #students #penandink #graphite #illustration #scientificillustrationdistanceprogram #education #certificate #science