The Principles of Mechanics. Explaining and Demonstrating The general Laws of Motion, The Laws of Gravity, Motion of Descending Bodies, Projectiles, Mechanic Powers, Pendulums, Centers of Gravity &c, Strength and Stress of Timber, Hydrostatics, and Construction of Machines. A Work very necessary to be known, by all Gentlemen, and Others, that desire to have an Insight into the Works of Nature and Art. And ectremely useful to all Sorts of Artificers; particularly to Architects, Engineers, Shipwrights, Millwrights, Watchmakers, & c, or any that Work in a Mechanical Way.

Please E-mail your order - I will confirm availability. You can pay via Mastercard/Visa Credit cards,Switch or Visa Electron. You can also pay by STERLING Cheque made out to NEIL SUMMERSGILL. Cheques in a currency other than Sterling will incur a £8.00 conversion charge. IF YOU WISH TO PAY BY CHEQUE, orders valued at £30.00 or over may be held for 10 days until receipt of cheque. All other orders will normally be sent either immediately or within a few days.
Postage and Packing is charged extra at the following standard rates :
UK : £3.75 per item up to a maximum of £6.00 per order.
Overseas : £4.75 for the first item plus £2.50 per additional item thereafter.
Exceptionally light, heavy items or "sets" will be charged at cost.
All books will be posted 2nd Class/Parcelforce (UK) or Surface Mail (Overseas). This can take 6-8 weeks to USA, for example.
If you require books to be sent Overseas by AirMail, the cost could be up to £10 per book or more, depending on weight. If an item is not as described please contact me immediately.
Please remember to include all relevant details, especially your name and address, and thankyou for your order.

If you are a consumer you can withdraw from the contract in accordance with the following. Consumer means any natural person who is acting for purposes which are outside his trade, business, craft or profession.

Information regarding the right of withdrawal

Statutory right to withdraw

You have the right to withdraw from this contract within 14 days without giving any reason.

The withdrawal period will expire after 14 days from the day on which you acquire, or a third party other than the carrier and indicated by you acquires, physical possession of the last good or the last lot or piece.

To exercise the right of withdrawal, electronically fill in and submit a clear statement on our website, under "My Purchases" in "My Account". We will communicate to you an acknowledgement of receipt of such a withdrawal on a durable medium (e.g. by e-mail) without delay.

To meet the withdrawal deadline, it is sufficient for you to send your communication concerning your exercise of the right of withdrawal before the withdrawal period has expired.

Effects of withdrawal

If you withdraw from this contract, we will reimburse to you all payments received from you, including the costs of delivery (except for the supplementary costs arising if you chose a type of delivery other than the least expensive type of standard delivery offered by us).

We may make a deduction from the reimbursement for loss in value of any goods supplied, if the loss is the result of unnecessary handling by you.

We will make the reimbursement without undue delay, and not later than 14 days after the day on which we are informed about your decision to withdraw from this contract.

We will make the reimbursement using the same means of payment as you used for the initial transaction, unless you have expressly agreed otherwise; in any event, you will not incur any fees as a result of such reimbursement.

We may withhold reimbursement until we have received the goods back, or you have supplied evidence of having sent back the goods, whichever is the earliest.

You shall send back the goods or hand them over to Neil Summersgill Ltd ABA,PBFA,ILAB., Blackburn, United Kingdom, without undue delay and in any event not later than 14 days from the day on which you communicate your withdrawal from this contract to us. The deadline is met if you send back the goods before the period of 14 days has expired. You will have to bear the direct cost of returning the goods. You are only liable for any diminished value of the goods resulting from the handling other than what is necessary to establish the nature, characteristics and functioning of the goods.

Exceptions to the right of withdrawal

The right of withdrawal does not apply to:

1. The delivery of newspapers, journals or magazines with the exception of subscription contracts; and
2. The supply of digital content which is not supplied on a tangible medium (e.g. on a CD or DVD) if you accepted when you placed your order that we could start to deliver it, and that you could not withdraw once delivery had started.

Orders usually ship within 2 business days. If your book order is heavy or oversized, we may contact you to let you know extra shipping is required.