sign at blackboard

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Size: 3521px × 2461px
Photo credit: © aialamy / Alamy / Afripics
License: Licensed
Model Released: None

Keywords: announcement, background, blackboard, blank, board, bulletin, business, call, card, chalkboard, connect, connection, contact, design, email, empty, faq, green, idea, informal, information, internet, label, letter, mail, message, note, office, outlook, paper, placard, post, remind, scrip, seal, send, service, sign, stamp, support, symbol, text, title, white, word, write