Manitowoc’s Burger Boat Company is planning another launch on Monday afternoon.  A company spokesman tells Seehafer News that their 1st 48-foot custom cruiser yacht will be unveiled at the Spring Street yard.  The launch, scheduled to take place at 1:00 o’clock Monday, is open to the public. We’re also told a 2nd 48-foot cruiser is currently being built at their facility with its scheduled Launch set for later this year.  Burger Boat was founded here in 1863.