AvL Calender 2023 (KNVM members and non-members)
Antoni van Leeuwenhoek Year Calender 2023 containing winning images of KNVM photomicrograph competition. A4, 13 pages. Available for KNVM members and non-members.
Antoni van Leeuwenhoek Year Calender 2023 containing winning images of KNVM photomicrograph competition. A4, 13 pages. Available for KNVM members and non-members.