Considering your location Scott, might it have been used in preparing 
planks for shoring up a mine?

Another application could be flooring in a factory or grain elevator 
maybe, someplace where they wanted to prevent dust or whatever falling 
through the cracks.
FWIW

Don, tired from ordering groceries and such on-line...
I thought these pesky computer toolss were meant to make jobs quick and 
easy! (Off-topic rant off )


On 2020-04-08 2:46 p.m., Ed O' wrote:
> I sent a reply to this earlier, but it appears to have gotten lost.
>
> Wide jack plane size tongue & groove planes are plank match planes.  Normal
molding plane size t&g planes are board match planes.
>
> If you google Chapin plank match plane you will see some examples, or just
plank match plane.
>
> The wear strips look like regular cow bone to me.  It does not have the visual
characteristics that would make me think ivory or even whale bone.
>
> I see this form  with some regularity around the North East and always kind of
assumed that they were used in some aspect of boat building.  In looking at
Whelan's The Wooden Plane book I see no mention of this though.    Just for
thick stock.
>
> Ed O'
>
> -----Original Message-----
> From: OldTools [mailto:oldtools-bounces@s...] On Behalf Of Claudio DeLorenzi
> Sent: Wednesday, April 8, 2020 1:03 PM
> To: scottg@s...
> Cc: porch 
> Subject: Re: [OldTools] Old Bony
>
> Holy Crap Scott, sure that isn’t IVORY?  Can you check with a hand lens?
> Claudio
>
> On Wed, Apr 8, 2020 at 10:43 AM scott grandstaff 
> wrote:
>
>> ?
>>
>>     A local craftsman of expert skill could have been enlisted, but the
>> arms and screws do not look casual.
>>
>> http://users.snowcrest.net/kitty/sgrandstaff/images/oldtools/tonguepla
>> ne5.JPG
>>
>>    I'm sure the bone lining was all about "the last one didn't last
>> long enough, this time we are making sure it holds up"
>>    And man they weren't kidding! Look how much bone there is. Even the
>> top of the tongue is paved in bone.
>>
>>
>> http://users.snowcrest.net/kitty/sgrandstaff/images/oldtools/tonguepla
>> ne4.JPG
>>
>> So again custom factory plane shop,
>> or maybe ordered from the factory plain, and then locally inlaid after
>> the plane was made?

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