Rush lowest notes on each album

Lowest notes on each Rush album:
Rush- D3 ("Need Some Love", "Take a Friend" backing vocals)
Fly By Night- C3 ("In the End")
Caress of Steel- A2 ("The Fountain of Lamneth")
2112- E3 ("2112")
A Farewell to Kings- E3 ("Madrigal")
Hemispheres- A2 ("The Trees")
Permanent Waves- B2 ("The Spirit of Radio")
Moving Pictures- E3 ("Tom Sawyer")
Signals- C#3 ("Losing It")
Grace Under Pressure- E3 ("Distant Early Warning", "The Body Electric") (G#2 in "Red Lenses" fadeout)
Power Windows- D3 ("Manhattan Project", "Territories")
Hold Your Fire- C3 ("Open Secrets")
Presto- C3 ("Red Tide")
Roll the Bones- C#3 ("Ghost of a Chance") (A2 in "Roll the Bones" backing vocals)
Counterparts- B2 ("Cut to the Chase") (spoken C2s in "Double Agent")
Test for Echo- Bb2 ("Resist")
Vapor Trails- E3 ("One Little Victory", "Nocturne", "Out of the Cradle") (D3 in "Ceiling Unlimited" backing vocals)
Feedback- B2 ("For What It's Worth")
Snakes and Arrows- D3 ("The Way the Wind Blows", "We Hold On") (C3 in backing vocals of "Faithless" and "Spindrift")
Clockwork Angels- C3 ("The Garden") (B2 in backing vocals of "Seven Cities of Gold")