 In the 1840s he published "Handboek der ziektekundige ontleedkunde" (Handbook of pathological anatomy), as well as "Tabulae ad illustrandam embryogenesin hominis et mammalium tam naturalem quam abnormem".The latter book contained numerous illustrative plates on the embryogenesis of vertebrates, including congenital anomalies of various species, including man.In 1850, the book won the "Prix Montyon" from the French Academy of Sciences.