① memo 20180728 ~ Dairy in Dam Polder ~ Dairy cows and swallows in the peat grassland area of the Dam Polder , which is one of the first polders (15th century) in Holland , with waterways to the Rhine river between Zwammerdam and Bodegraven. Trees on the right side behind the cows , mark the 18th century gallows field ‘Gerecht’ of the Voshol bailiwick in the manor (dutch : heerlijkheid) Voshol. Filmed with iPhone X using the Sennheiser ClipMic digital lavalier microphone with a Rycote Lavalier Furry Windjammer. Around Alphen in the Green Heart of Holland