GIS Verponding_wijken columns:
id		Integer	automatically generated id
UID		String	Unique id for each record
UID1		String	Unique id for each record without wijk
inventory 	String	Inventory number of the original document in Amsterdam City Archives
wijk		String	District (wijk) number mentioned in the Verponding 1647-1652
folio		String	Folio number of the original document in Amsterdam City Archives
folio_side	String	"1 for the frontside of the page, 2 for the backside"
Ordernumber	String	The order of records mentioned in each wijk
Street	String	Street names or locational references mentioned in the Verponding 1647-1652
rent/own	String	"r for rental houses indicated by 'per' in the original document; o for the ownership of the house, meaning the owner lived in this property"
rental_val	String	"The rental value of the house, listed in the Verponding 1647-1652"
notes		String	Additional remarks
profession	String	"Profession of the owner/renter if mentioned in the Verponding 1647-1652"
rent		Integer	Numerical value of rental_val column



CSV file:
UID			Unique id for each record
inventory nr.	Inventory number of the original document in Amsterdam City Archives
wijk			District (wijk) number mentioned in the Verponding 1647-1652
folio			Folio number of the original document in Amsterdam City Archives
folio front/backside	"1 for the frontside of the page, 2 for the backside"
Ordernumber		The order of records mentioned in each wijk
Street		Street names or locational references mentioned in the Verponding 1647-1652
rent/own		"r for rental houses indicated by 'per' in the original document; o for the ownership of the house, meaning the owner lived in this property"
value			"The rental value of the house, listed in the Verponding 1647-1652"
tax			The 8th-penny tax charged on the rental value (in the 'value' column). The value in this column is 1/8 of the value in 'value' column.
notes			Additional remarks
FirstnameO		First name of the owner of the house (the first name mentioned in each record)
PatronymO		Patronymic name of the owner of the house 
LastnameO		Last name of the owner of the house
owner_modifier	Additional information of the owner mentioned
FirstnameR		First name of the renter of the house (the name mentioned after 'per')
PatronymR		Patronymic name of the renter of the house
LastnameR	Last name of the renter of the house
renter_modifier	Additional information of the renter mentioned
