Handbill advertising Mr Walker's astronomical lectures, Rochester, 1824.
© Science Museum / Science & Society Picture Library
Handbill advertising astronomical lectures by Mr D F Walker, including a demonstration of the 'Eidouranion' or 'Large Transparency Orrery', at the King's Head, Rochester n Northumberland from 22-24 September, 1824. The lectures are advertsied as previously given at the Kings Theatre Opera Concert Room in Haymarket London. Printed by Caddel, Gazette-Office of 170 High Street, Rochester in Northumberland.