① memo 20180515 ~ Mill #1 ~ First polder mill (lowest mill – dutch ‘ondermolen’) of the quartet of windmills working to keep the polders dry around Aarlanderveen (Alphen) in the Green Heart of Holland – Filmed using an Ambeo (Sennheiser – Apogee) headset for binaural sound and the iPhone X , last saturday on the dutch national mill day.