BRISTELL-Modelle:
https://www.bristell.com/wp-content/uploads/2022/05/bristell-leaflet-all-aeroplanes-220506-large.pdf
BRISTELL B23 / B23 Turbo:
https://www.bristell.com/wp-content/uploads/2022/04/bristell_b23_brochure_220411_large.pdf
