Clockwise from top right: Silver fish card, $37 for set of ten, by Smythson of Bond Street, smythson.com. Antique magnifying glass, $240, from Mrs. John L. Strong, mrsstrong.com. Wood-grain notecard, $16.50 for set of eight, from Kate's Paperie, katespaperie.com. Gold dragonfly card, $40 for set of 15, by Tiffany & Co., tiffany.com. Blue fountain pen, $125, by Rebecca Moss, rebeccamoss.com. Aqua star card, $39 for set of 25, by Crane's, cranes.com. Merci beaucoup card, $5 each, Papivore, papivore.com. Wood-veneer paper, sold by weight, prices vary; thank-you note, $15 for set of six, by Elum Designs at Kate's Paperie, katespaperie.com.