Metcalfe's Monitor Steam Injector. Metcalfe's patent 'Type M. Classic Original advert 1951. Presented in cream bevel cut mount with backing card and clear bag. Ready to fit in 14 x 11 inch frame. Want it framing? If so, buy this then go to Frames Available Category. Click to buy on the suitable frame and we will do the rest. All our adverts, unless clearly stated are Originals from the date shown They make excellent pieces of wall art and stunning gifts. Many are rare and hard to find and once sold, may not be replaced. Remember you are buying a piece of history. Website watermark is not on original.