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Date: 1952
Subject: Tannins | Tannin plants
Language: English
Type: Thesis
Identifier: vital:4475
Description: Green wattle tannin extracts were separated by lead salt precipitation into a phenolic tannin fraction and a nontannin fraction. The combustion analysis of the tannin fraction corresponded to an empir ... More
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Authors: Du Toit, A A
Date: 1952
Language: English
Type: Thesis
Identifier: vital:4462
Description: The colloidal fraction is the vital part of a soil. These extremely minute particles determine the nature of the soil and are mainly responsible for its many and varied functions. The most important o ... More
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Authors: Briggs, D Roy
Date: 1952
Language: English
Type: Thesis
Identifier: vital:1290
Description: In South Africa the small town or hamlet, nestling - as is so often the case - at the foot of a mountain, frequently proclaims its identity to the traveller by inscribing its name in great, white-wash ... More
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Date: 1952
Language: English
Type: Thesis
Identifier: vital:4517
Description: The ultimate objective of this research is the elucidation of the mechanism of the resorcinol-formaldehyde condensation. Whilst a vast literature has been built up about the phenol- formaldehyde conde ... More
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Date: 1952
Type: Image
Identifier: http://hdl.handle.net/10962/23695
Description: Photograph of Colin Henry Beckermann, born on 1 December 1949, here aged 2 years 2 months
Date: 1952
Type: still image
Identifier: http://hdl.handle.net/10962/45451
Description: Fiftieth wedding anniversary of Samuel and Frances Workman, 17 September 1952.
Date: 1952
Type: Image
Identifier: http://hdl.handle.net/10962/25314
Description: Photograph of the garden party at the 1952 Grahamstown Teachers' Training College reunion
Authors: Schnell, E L G
Date: 1952
Language: English
Type: Thesis
Identifier: vital:2613
Description: South Africa is a multi-racial society in more than one sense. There are the broad divisions of Colour, but in addition there are further divisions within each group. The European section is mostly of ... More
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Date: 1952
Type: still image
Identifier: http://hdl.handle.net/10962/43324
Description: Group photograph of the golden wedding of Samuel and Frances Workman, 1952.
Date: 1952
Type: still image
Identifier: http://hdl.handle.net/10962/48751
Description: Photograph of Samuel and Frances Workman's golden wedding, 1952.
Date: 1952
Type: Image
Identifier: http://hdl.handle.net/10962/24054
Description: Photograph of grandchildren of past pupils at the 1952 Grahamstown Teachers' Training College reuinion
Authors: Schauder, H
Date: 1952
Subject: Hydrogen sulfide
Language: English
Type: Thesis
Identifier: vital:4499
Description: The primary object of the present study was to provide a process adaptable to prevailing South African conditions, for the manufacture of hydrogen sulphide. Such a process would also be suitable for u ... More
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Date: 1952
Type: Image
Identifier: http://hdl.handle.net/10962/25780
Description: Photograph of Jennifer Marsh, born 17 August 1951, here 5 and a half months old
Date: 1952
Type: Image
Identifier: http://hdl.handle.net/10962/10906
Description: The Kilnerton Training Institution, affiliated to the Methodist Church of Southern Africa, was established in 1886 in the small suburb of Weaving Park, Pretoria. The Institution was named after Rev. J ... More

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