The collection

Succulent Addition 18c

South Africa · 1994-04-10

Succulent Addition Standard Mail

South Africa · 1993-04-01

Succulent Addition 21c

South Africa · 1990-04-02

Succulent Addition R5

South Africa · 1990-03-01

FLORAL EMIGRANTS

South Africa · 1985-08-23

FOOD FROM THE VELD

Venda · 1985-06-21

Bauhinia galpinii

Venda · 1984-06-21

INDIGENOUS FOREST TREES

Ciskei · 1984-01-06

SUBTROPICAL FRUIT

Venda · 1983-10-26

Pineapple Growing

Ciskei · 1982-08-20

Seaweed

Transkei · 1982-02-18

10th World orchid Conference

South Africa · 1981-09-11

Medicinal Plants of Transkei

Transkei · 1981-04-15

Venda Banana Industry

Venda · 1980-08-13

Lannea edulis

Bophuthatswana · 1980-06-04

Fourth World Rose Convention

South Africa · 1979-10-04

International Symposium On The Quality Of the Vintage

South Africa · 1977-02-14