This is a set of 60 vintage engineering and mechanical blueprint illustrations from antique books and journals from the 18th century. Each image has been carefully extracted from its background and retouched in photoshop, packed as a high resolution PNG (300 dpi) of each individual image with transparent background, between 5-9 inches at greatest measurement. Perfect for designing your own steampunk journals, invitations, paper crafts, home decor, planner layouts, or any creative project!