Keywords: John Rennie (Engineer).jpg artwork Portrait of John Rennie 1761 - 1821 engineer 1810 creator Henry Raeburn Institution National Gallery of Scotland https //www nationalgalleries org/collection/simple-search/r/artist/sir-henry-raeburn/object/john-rennie-1761-1821-engineer-pg-1840 Accession number PG 1840 Oil on canvas Size 76 20 x 63 50 cm framed 102 70 x 89 50 x 11 00 cm Credit Purchased 1957 with assistance from the Art Fund London-Scot Bequest PD-old-100 John Rennie the Elder Portrait paintings by Henry Raeburn |