Modern rationalism : being a sketch of the progress of rationalistic spirit in the nineteenth century

Moses or Darwi? : a shcool problem for all friends and truth and progress

The factors of civilisation, real and assumed : considered in their relaction to vice, misery, happiness, unhappiness, and progress : the factors considered : theological, educational, governmental, politico-economical

Illustrations of universal progress : a series of discussions

Portugal e as origens do pensamento moderno

Progresso : historia breve de uma ideia

Esquisse d'un tableau historique des progres de l'esprit humain

Progres : de l'esprit humain