Gerrit Johannes Marinus van Blerk
has son
Gerrit Johannes Marinus van Blerk
type
label
Gerrit Johannes Marinus van Blerk
hasMembership
has education
has father
is inhabitant of
membershipBrother
additionalName
birthDate
1894-08-09
familyName
gender
givenName
Gerrit Johannes Marinus
name
Gerrit Johannes Marinus van Blerk