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    <p>Generic rules for raster image files is there will be at least
      two or three files for each tile:</p>
    <p>* The raster itself</p>
    <p>* The world file which has a similar extension usually ending
      with a W e.g. JGW for a JPEG tile</p>
    <p>* One or more XML files</p>
    <p>The world file contains the coordinates and pixel size
      information, the XML file(s) will contain the CRS information.</p>
    <p>If these files are missing Qgis will display a ? at the end of
      the file name when attempting to load it.</p>
    <p>You can set the CRS in Qgis to compensate for a missing XML file
      CRS, but the world file is essential otherwise the raster will be
      loaded at the origin coordinates (0,0) of whatever CRS is being
      used.<br>
    </p>
    <p><br>
    </p>
    <div class="moz-cite-prefix">On 26/06/22 02:38, DEREK Beddis via
      Qgis-user wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:DB4PR03MB86583C9776E93340204B0CF4F0B79@DB4PR03MB8658.eurprd03.prod.outlook.com">
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          <p class="xmsonormal" style="margin-right: 0cm; margin-left:
            0cm; font-size: 11pt; font-family: Calibri,
            sans-serif;margin:0cm; background:white">
            <span style="color:#201F1E">Hi, I used QGIS about 4 years
              ago to produce maps for 1:25,000 and 1:50,000 OS maps, I
              feel a fool now, but I am struggling to get QGIS 2.18.28
              to upload the files in the Raster (miscellaneous) section
              as I used to do. I just get all the files not being
              recognised.</span></p>
          <p class="xmsonormal" style="margin-right: 0cm; margin-left:
            0cm; font-size: 11pt; font-family: Calibri,
            sans-serif;margin:0cm; background:white;
            font-variant-ligatures:normal; font-variant-caps:normal;
            orphans:2; text-align:start; widows:2;
            text-decoration-style:initial;
            text-decoration-color:initial; word-spacing:0px">
            <span style="color:#201F1E">I have downloaded the latest
              QGIS 3.8, but do not understand this one at all.</span></p>
          <p class="xmsonormal" style="margin-right: 0cm; margin-left:
            0cm; font-size: 11pt; font-family: Calibri,
            sans-serif;margin:0cm; background:white;
            font-variant-ligatures:normal; font-variant-caps:normal;
            orphans:2; text-align:start; widows:2;
            text-decoration-style:initial;
            text-decoration-color:initial; word-spacing:0px">
            <span style="color:#201F1E">Could someone help me with a
              step by step loading of the OS raster data into the QGIS
              system so that I can produce some maps please?</span></p>
          <p class="xmsonormal" style="margin-right: 0cm; margin-left:
            0cm; font-size: 11pt; font-family: Calibri,
            sans-serif;margin:0cm; background:white;
            font-variant-ligatures:normal; font-variant-caps:normal;
            orphans:2; text-align:start; widows:2;
            text-decoration-style:initial;
            text-decoration-color:initial; word-spacing:0px">
            <span style="color:#201F1E">I also have the Geo referencing
              and sea tiles but again QGIS does not seem to like them. I
              am using EPSG:27700</span></p>
          <p class="xmsonormal" style="margin-right: 0cm; margin-left:
            0cm; font-size: 11pt; font-family: Calibri,
            sans-serif;margin:0cm; background:white;
            font-variant-ligatures:normal; font-variant-caps:normal;
            orphans:2; text-align:start; widows:2;
            text-decoration-style:initial;
            text-decoration-color:initial; word-spacing:0px">
            <span style="color:#201F1E"> </span></p>
          <p class="xmsonormal" style="margin-right: 0cm; margin-left:
            0cm; font-size: 11pt; font-family: Calibri,
            sans-serif;margin:0cm; background:white;
            font-variant-ligatures:normal; font-variant-caps:normal;
            orphans:2; text-align:start; widows:2;
            text-decoration-style:initial;
            text-decoration-color:initial; word-spacing:0px">
            <span style="color:#201F1E">Thank You</span></p>
        </div>
        <p class="MsoNormal" style="margin: 0cm; font-size: 11pt;
          font-family: Calibri, sans-serif;">
          Derek</p>
        <p class="MsoNormal" style="margin: 0cm; font-size: 11pt;
          font-family: Calibri, sans-serif;">
           </p>
        <p class="MsoNormal" style="margin: 0cm; font-size: 11pt;
          font-family: Calibri, sans-serif;">
          <a name="_olk_signature" moz-do-not-send="true">Sent from </a><a
            href="https://go.microsoft.com/fwlink/?LinkId=550986"
            data-auth="NotApplicable" moz-do-not-send="true"><span
              style="">Mail</span><span style=""></span></a><span
            style=""> for Windows</span></p>
        <p class="MsoNormal" style="margin: 0cm; font-size: 11pt;
          font-family: Calibri, sans-serif;">
          <span style=""><span style=""> </span></span></p>
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      <pre class="moz-quote-pre" wrap="">_______________________________________________
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