Free Risers & Transitions - original CC0 recordings

PF_AscensionRisers_Riser_02_Warm.wav
  https://freesound.org/people/syntheffects/sounds/685255/ by syntheffects (CC0-1.0)

PF_AscensionRisers_Riser_07_Bright.wav
  https://freesound.org/people/slag777/sounds/208533/ by slag777 (CC0-1.0)

PF_AscensionRisers_Riser_21_Warm.wav
  https://freesound.org/people/HenryRichard/sounds/451653/ by HenryRichard (CC0-1.0)

PF_AscensionRisers_Riser_36_Dark.wav
  https://freesound.org/people/Guy_Personface/sounds/832474/ by Guy_Personface (CC0-1.0)
