The Race: Bottom Digger versus a Trenching Shovel - YouTube
FARM SHOW Magazine - The BEST stories about Made-It-Myself Shop Inventions, Farming and Gardening Tips, Time-saving Tricks & the Best Farm Shop Hacks, DIY Farm Projects, Tips on Boosting your farm income,
Amazon.com : Corona SS 64104 General Purpose Trench Shovel, 4-Inch : Patio, Lawn & Garden