Ear tag ear is tagged. Australian sheep and goats are required to have visually readable ear tags printed with a Property Identification Code (PIC). They are complemented by movement documents supplied by consignors that are used for identification and tracking. Very small ear tags are available for laboratory animals such as mice and rats. They are usually sold with a device that pierces the animal's ear and installs the tag at the same time. Lab animals can also be identified by other methods such as ear punching or marking (also used for livestock; see below), implanted RFID tags (mice are too small
Ludowyk Smits Willem van Aelst. He used cheap paint that faded quickly, and when his customers complained he said that the paint lasted longer than the money that was paid for them. According to the RKD he was known under the names Lodewyk, Gaspar, and Magdalen Smits, as well as the alias Theodorus Hartkamp. Abraham Bredius found Dordrechtse documents in the archives there to prove that Houbraken's Ludowyk Smits and Horace Walpole's Gaspar Smits were the same person He was a member of the Guild of St. Luke in Dublin from 1681 to 1688, and according to Walpole he was active in