Robuta

https://www.rmg.co.uk/collections/objects/rmgc-object-81391 Tyger (1747) [alternative spelling: Tiger] | Royal Museums Greenwich alternative spelling tyger 1747 tiger royal https://www.rmg.co.uk/collections/objects/rmgc-object-384189 'Siren' (1782) [Alternative spelling: Syren] | Royal Museums Greenwich alternative spelling siren 1782 syren royal