arriving in Rio, Margret became reacquainted with
H. A. Rey and persuaded him to leave his brother-in-law's
firm. Together, they founded the first advertising
agency in Rio de Janeiro and were married on August
created stories for newspapers and magazines, with
Margret's writing and H. A.'s illustrations. Margret
also continued her photography, and H. A. found steady
work with Hoffmann-LaRoche, a pharmaceutical firm.
He produced many of their direct mail advertising
campaigns, utilizing witty illustrations. He also
drew maps and posters, illustrated cookbooks and designed
Christmas cards for corporate clients.