 The Darlys advertised that "Ladies to whom the fumes of the Aqua Fortis are Noxious may have their Plates carefully Bit, and proved, and may be attended at their own Houses, and have ev’ry necessary instruction in any part of Engraving, Etching, Dry Needle, Metzotinto, etc..." 

The Darlys advertised for amateurs to submit sketches for publication.They held an exhibition of amateur prints, such as of "several laughable Subjects, droll Figures, and sundry Characters.