Weems & Plath’s Nautical Slide Rule (a.k.a Time Speed Distance calculator) is the easy, immediate solution to the various speed/time/distance problems that plague celestial navigators, and is convertible to statute or nautical miles. This Nautical Slide Rule even allows you to compute distance in yards if the speed is factored in knots.
Designed to be simple read and even easier to operate, this nautical instrument features a lifetime warranty, and is a standard for all U.S. Navy navigators.
Customer Reviews5.05 5.0/5 Based on 4 reviews
Navigation KitReviewed by A.oconnor1991 on 26 Jul 2020
Arrived earlier than anticipated and in perfect condition.
Surprise find.Reviewed by Popeyemarine on 07 May 2019
Bought for my son. He is delighted.
Nice to have aroundReviewed by Tasheido on 20 Sep 2018
Simple to use if you feel lazy to do the math
Great bit of kitReviewed by Julieproudfoot on 08 Jul 2018
So good someone nicked my last one so I am replacing it. so easy to work out speed distance for navigating a boat.
Mainland UK Delivery
|Delivery Option||Delivery Time||Tracked||Signed For||Cost|
|Standard Delivery (Orders Under £75)||2-3 Working Days||No||No||£6.95|
|All Standard Orders Over £75)||2-3 Working Days||Yes||Yes||FREE|
Delivery Surcharges: Liquids, Paint & Gas
|Delivery Surcharges: Flares (UK Mainland Only)||N/A||N/A||N/A||£25.00|
|Delivery Surcharges: Large Liferafts||N/A||N/A||N/A||£35.00|
Non-Mainland UK and International Delivery
For European and International Deliveries please contact us first for a quote - call on 01326 375482 or email firstname.lastname@example.org
How quickly will my order arrive?
Our aim is to dispatch all orders placed before 12 noon on the same day. Any orders placed after that time will be dispatched on the next available working day.
We will send you a notification email when your order has been dispatched. The time your order takes to arrive will depend on the delivery option you have choosen.
Whilst we try our best to dispatch every order following the above guidelines, during extremely busy periods, dispatch times may increase by up to one day.
How can I track the status of my order?
You will receive an email to confirm we have received your order and that your payment has been accepted. You will also receive an email when your order has been dispatched.
In your dispatch confirmation email we will include any relevant tracking numbers, allowing you to track your parcel on either the DHL, Royal Mail & DPD website. However, if the order is under £20 it will be sent standard second-class post with no tracking. You will only receive a tracking number if you have chosen a tracked delivery option for your order.
All orders are thoroughly checked before leaving our premises. On receipt of your order we request that you check the items as soon as possible. If you are unhappy with your order for any reason, please contact us immediately on 01326 375 482 or email@example.com. Please have your order number to hand when you contact us as it will allow us to find your order quickly.
If you are unsatisfied with your order in any way, please return it to us within 14 days of delivery for a refund or exchange. The item must be unused, be in its original packaging and be suitable for re-sale. Items bought in the sale are non-returnable and non-refundable. Postage costs for returning items to us can only be refunded if the item is faulty or damaged.
We recommend that you send your order back to us by obtaining a ‘proof of posting’ (free at all Post Offices) or alternatively using a tracked delivery service. Please note we cannot be held responsible for any parcel lost during transit to us.
Our return address is:
Mylor Chandlery Ltd
Mylor Yacht Harbour
Once your item has been returned, we will inspect it and take the necessary action as soon as possible.
If any item you receive arrives damaged, please contact us as soon as possible on 01326 375 482 or by email firstname.lastname@example.org. We will then advise you on the best course of action.
In most cases we will ask you to return the item to us for an exchange or refund. Unfortunately we can only refund your postage costs when you return an item to us that is faulty.
Please do not return a damaged order to us without contacting us first.