David Ziegler:
Knappenman 2019 I
David Ziegler:
Knappenman 2019 III
David Ziegler:
Knappenman 2019 IV
David Ziegler:
Knappenman 2019 V
David Ziegler:
Knappennman 2018 VII - Concentration
David Ziegler:
Knappennman 2018 VI - Water Splashes I
David Ziegler:
Knappennman 2018 VII - Water Splashes II
David Ziegler:
Knappenman VIII
David Ziegler:
Knappenman 2019 IX
David Ziegler:
Head of a Swimmer looking out of the Water
David Ziegler:
Swim Start II
David Ziegler:
Swim Start III
David Ziegler:
Swim Start II
David Ziegler:
Swim Start IV