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Rare 'Stack Loss' Slide Rule Calculator, Shell /BP Burner Efficiency Calculation

thethingswedo4love
(2894)
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GBP 22.50
ApproximatelyS$ 39.10
or Best Offer
Condition:
Used
“6" Pocket Slide Rule. Unknown maker. Please see photos.”
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Breathe easy. Returns accepted.
Shipping:
GBP 12.75 (approx S$ 22.16) Royal Mail International Tracked.
Located in: Liversedge, West Yorkshire, United Kingdom
Delivery:
Estimated between Sat, 27 Sep and Mon, 6 Oct to 94104
Estimated delivery dates - opens in a new window or tab include seller's handling time, origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared paymentcleared payment - opens in a new window or tab. Delivery times may vary, especially during peak periods.
Seller ships within 3 days after receiving cleared payment.
Returns:
No returns accepted.
Coverage:
Read item description or contact seller for details. See all detailsSee all details on coverage
(Not eligible for eBay purchase protection programmes)
Seller assumes all responsibility for this listing.
eBay item number:226588332080
Last updated on Jun 22, 2025 20:21:39 SGTView all revisionsView all revisions

Item specifics

Condition
Used
An item that has been used previously. See the seller's listing for full details and description of any imperfections. See all condition definitionsopens in a new window or tab
Seller Notes
“6" Pocket Slide Rule. Unknown maker. Please see photos.”
Sub-Type
Slide Rules
Type
Engineering/ Surveying
Period
1951 to Present
Material
Plastic
Country/Region of Manufacture
Unknown
Category

Item description from the seller

About this seller

thethingswedo4love

99.8% positive feedback•4.7K items sold

Joined May 2014
Usually responds within 24 hours
I am a full time eBay Seller based in West Yorkshire.I try my best to describe items accurately. I sell a wide range of things from vintage tools, old toys, silver-plated items and even some good ...
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Detailed Seller Ratings

Average for the last 12 months
Accurate description
5.0
Reasonable shipping cost
4.8
Shipping speed
5.0
Communication
5.0

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