This deal has ended.
Buy.com has the Brother HL-2140 Compact Personal Laser Printer for only $49.99 after this $20 mail-in rebate (expiring 9/27). That's $3 less than our previous mention. Shipping is free and there is no sales tax (except CA, MA, MD, TN). This prints up to 23ppm at up to 2400 x 600 dpi and has a 250-sheet capacity.