Gladstone Land Corporation, an externally managed REIT planning to acquire agricultural real estate, filed on Tuesday with the SEC to raise up to $57.5 million in an initial public offering. The McLean, VA-based company, which was founded in 1997 and booked $3.2 million in sales for the 12 months ended June 30, 2012, plans to list on the NASDAQ under the symbol LAND. Janney Montgomery Scott is the sole bookrunner on the deal. No pricing terms were disclosed.