Principles of Mining author, 6 letters
Big name in carpet cleaning, 6 letters
Big name in inhalation, 6 letters
Coolidge's commerce secretary, 6 letters
Coolidge's successor, 6 letters
Depression president, 6 letters
Depression-era president, 6 letters
Engineer elected U.S. President, 6 letters
Harding's Secretary of Commerce, 6 letters
Loser to Roosevelt in 1932, 6 letters
Mining engineer who became president, 6 letters
Mining engineer who became United States president, 6 letters
President after Coolidge, 6 letters
President elected in 1929, 6 letters
President from West Branch, 6 letters
President with an engineering degree, 6 letters
Product sold with a bag, 6 letters
Vacuum cleaner mogul William Henry, 6 letters
(trademark) a kind of vacuum cleaner, 6 letters
United States lawyer who was director of the FBI for 48 years (1895-1972), 6 letters
United States industrialist who manufactured vacuum cleaners (1849-1932), 6 letters
31st President of the United States, 6 letters
Where Herbert kept his cookies?, 15 letters
Creator of Lake Mead, 9 letters
Lake Mead structure, 9 letters
Landmark named Eighth Wonder of the World upon completion in 1936, 9 letters
Dent in a vacuum cleaner?, 12 letters
Result of a vacuum cleaner mishap?, 12 letters
Result of forgetting to put the bag in the vacuum?, 12 letters
Vacuum malfunction result?, 12 letters
Lady who loves vacuuming?, 10 letters
Result of a leaky barrier?, 10 letters
A presidential oath?, 10 letters
Did some work as a char, 8 letters
Vacuum cleaner malfunction?, 9 letters
Depression-era headline from Washington?, 9 letters
Woman with a vacuum?, 11 letters
Presidential poet?, 12 letters
F.B.I. director's side of the story?, 10 letters
Certain home cleaning tool, 12 letters
Presidential airlessness?, 12 letters
Presidential empty space?, 12 letters
Temporary town during the Depression, 11 letters
Colt's clippety-cloppers, 6 letters
Feet of an ungulate mammal, 6 letters
Four on the ground, maybe, 6 letters
Mustang's four on the floor, 6 letters
Parts of a horse made of horn, 6 letters