Artillery, Alexander Jardine of Applegarth on cannon and equipment required to besiege Tantallon Castle. Drummond also had an armoury in a building at the gate of Holyroodhouse rented from the priest of St. Leonards. On 8 August 1536, John delivered guns to George Stirling of Glorat at Dumbarton Castle. These included four great guns furnished with stocks, wheels, vices and wedges, six falcons with stocks and wheels, 33 hagbutts, four iron culverins, bullets, gunpowder and ramrods. John took away a 10 foot long brass gun barrel. Drummond went with the King to France in 1536. A friend of the exiled Douglas family, John Penven, wrote to George Douglas of Pittendreich describing how he went to Newhaven by Dieppe to speak secretly to 'John of Drummond.' Drummond was charged with keeping the King's treasure ship and would not speak with Penven. However, John Barton, the mariner, told Penven that the King had spoken to Drummond during the voyage, telling him how he played James Hamilton of Finnart against the Earl of Angus. After James and his French bride, Madeleine of Valois, arrived at Leith in June 1537, Drummond and two helpers spent six weeks taking the guns from the ships off their sea-stocks and mounting them on land-stocks. Drummond sailed to France to collect Mary of Guise, the King's second bride. His work continued at Edinburgh Castle, making and mounting new guns. In March 1539, the English messenger Henry Ray was told by a "secret friend" who was an associate of the banished Earl of Angus and an officer of the Scottish royal ordnance that 16 great cannons or culverins and 60 smaller guns had been refurnished or newly made in Edinburgh Castle. All the guns would be ready 20 days after Easter. After working at Crawfordjohn and cladding the new Register House at Edinburgh Castle with imported 'Eastland' oak boards in July 1541, in August he went to the woods of Calder for twenty days and cut down 'ane hundredth grete treis' to make wheels for the artillery carts. For this he paid the forester a duty of fourpence a tree and then the timber was carted to Edinburgh. In March 1542, when a cannon had been successfully cast at Edinburgh Castle, Drummond paid the wood-carver Andrew Mansioun to engrave the royal arms and date on the barrel. In the same month the Mary Willoughby delivered three cannons bought from