HCR diary 10.4.1822 at Aders met son of Poel whom Robinson had known in Altona in 1807. His mother had dies a few weeks before
Poel senior was Piter Poel (1760-1837) diplomat and newspaper publisher, see Marquardt I p 328 n 38. He married 6.1.1787 in Hamburg Friederike Elisabeth daughter of Professor Johann Georg Büsch (1728-1800), they had eleven children (de.wikipedia). Marquardt II p75 sayd 7 children and mentioned a daughter Emma but did not identify which son Robinson met in 1822