Carl Linnaeus a rare book, if he let Linnaeus stay with him, and Burman accepted. On 24 September 1735, Linnaeus moved to Hartekamp to become personal physician to Clifford, and curator of Clifford's herbarium. He was paid 1,000 florins a year, with free board and lodging. Though the agreement was only for a winter of that year, Linnaeus practically stayed there until 1738. It was here that he wrote a book "Hortus Cliffortianus", in the preface of which he described his experience as "the happiest time of my life." (A portion of Hartekamp was declared as public garden in April 1956 by
Carl Linnaeus the Younger head of Practical Medicine at Uppsala. His promotion to professor—without taking exams or defending a thesis—caused resentment among his colleagues. Linnaeus' work was modest in comparison to that of his father. His best-known work is the "Supplementum Plantarum systematis vegetabilium" of 1781, which contains botanical descriptions by the elder Linnaeus and his colleagues, edited and with additions by the son. He took a two-year trip to England, France, The Netherlands and Denmark between 1781-1783. In London he had laid the ground for sickness (jaundice), and shortly after his return, he suffered the fever and stroke from which he died at