Stake attention in this memory
This media file is a photograph of an open book, likely a textbook or reference material, displaying information related to surveying or measurement tools. The primary subjects are the printed text and accompanying diagrams. The left side of the image shows a diagram of a measuring tape with markings and numbers, including "60", "59", "32", "31", and "29". Below this diagram is a smaller illustration labeled "Fig. 21.4" depicting what appears to be a steel pin or arrow with a curved top, possibly used for marking. The text discusses "Arrows or Pins," their description, and their functions/uses, including marking off chain lengths and stations. The right side of the image features several numbered sections describing various surveying instruments. Section (6) discusses a "Steel band" measuring tape, its dimensions, and its use. Section (7) describes "Station pegs." Section (8) details a "Watkin's clinometer," explaining its construction and function in measuring ground slopes, with a circular diagram showing elevation and depression angles. Section (9) describes an "Optical Square" and its mirror mechanism. Section (10) introduces a "Field Book" and its dimensions. The text is printed in black ink on pages with a pinkish hue, suggesting the paper might be aged or colored. The overall setting is a flat surface, consistent with a book laid open. There are no people visible in the image. The lighting appears to be from an overhead source, illuminating the page evenly. No specific time of day, weather, or emotions can be inferred. The location context of Jalingo, Nigeria, is provided externally and is not visually evident within the image itself.
No transactions found
