Category:Robert S. Johnson

Media in category "Robert S. Johnson"

The following 14 files are in this category, out of 14 total.

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  FMIB 36296 Pond Fish-Cultural Station, Mammoth Spring, Ark (Bureau of Fisheries).jpeg 1,089 × 654; 130 KB
  
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  FMIB 36299 Bluegill Sunfish.jpeg 1,015 × 639; 168 KB
  
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  FMIB 36302 Plan showing the construction of pond on flatland supplied with spring water and requiring excavation, embankments, outlet, pipe.jpeg 679 × 1,101; 90 KB
  
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  FMIB 36304 Delivering Fish to an Applicant at Railroad Station.jpeg 1,077 × 603; 97 KB
  
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  FMIB 36307 Fanwort (Cabomba caroliniana).jpeg 359 × 478; 38 KB
  
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  FMIB 36311 Outlet made of wood is similar in construction to that of concrete, requiring driven posts under same to secure it and suitable.jpeg 676 × 1,044; 131 KB
  
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  FMIB 36312 Bass Ponds at Neosho, Station, Missouri.jpeg 1,177 × 660; 123 KB
  
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  FMIB 36313 Bass and Crappie Ponds Showing Drains and Cross Section Embankment San Marcos, Station, Texas.jpeg 1,074 × 648; 128 KB
  
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  FMIB 36315 Hornwort (Ceratophyllum demersum).jpeg 359 × 546; 53 KB
  
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  FMIB 36316 Loading Car with Fish for Distribution.jpeg 1,066 × 597; 85 KB
  
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  FMIB 36317 Plan showing the construction of a pond in rolling land, supplied with creek water requiring excavation and embankments, dam.jpeg 673 × 1,101; 106 KB
  
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  FMIB 36323 Chara fragillis A common form of chara.jpeg 359 × 702; 37 KB
  
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  FMIB 36325 Plan showing the construction of a pond in a ravine supplied with creek water requiring a dam at the lower end, a deflecting.jpeg 668 × 1,095; 104 KB
  
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  FMIB 47748 Spiked water milfoil (Myriophyllum spicatum).jpeg 359 × 560; 57 KB