<table cellspacing="0" cellpadding="0" border="0"><tr><td valign="top"><div>Vanca<br />That is a quick calc for 1.25in  that gives 1,300 lbs positive buoyancy<br />I figured a spun head might be to much,  but just looking for the cheapest solution.<br />Hank</div></td></tr></table>            <div id="_origMsg_">
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                                <span style="font-weight:bold">From:</span>
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                            Vance Bradley <VBra676539@AOL.com>;                            <br>
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                                <span style="font-weight:bold">To:</span>
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                            Personal Submersibles General Discussion <personal_submersibles@psubs.org>;                                                                                                     <br>
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                                <span style="font-weight:bold">Subject:</span>
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                            Re: [PSUBS-MAILIST] New submarine                            <br>
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                                <span style="font-weight:bold">Sent:</span>
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                            Thu, Apr 10, 2014 6:30:13 AM                            <br>
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                                        <td valign="top"><div>Sean,</div><div>50% of displacement sounds pretty good. Idabel weighs 9000 pounds and has to have some foam. It would be cool to see something a ton lighter with more elbow room and even more depth capability with no syntactic. Not sure if it's possible, but with care, it might be close. All the external shell and tankage would have to be fiberglass or aluminum to keep the weight down, one supposes, but with modern batteries...who knows.</div><div>Vance<br clear="none"><br clear="none">Sent from my iPhone</div><div><br clear="none">On Apr 10, 2014, at 1:20 AM, "Sean T. Stevenson" <<a rel="nofollow" shape="rect" ymailto="mailto:cast55@telus.net" target="_blank" href="javascript:return">cast55@telus.net</a>> wrote:<br clear="none"><br clear="none"></div><blockquote type="cite"><div>
  
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