Sir Robert Ball Irish Astronomer Founded Screw Theory Signed Letter Signed .

Description

Sir Robert Stawell Ball [1840 1913
] was a noted Irish astronomer who contributed to the science of kinematics and founded the screw theory in 1876. Listed for auction is a [ALS] autograph letter signed by Sir Robert Stawell Ball on the letterhead of Observatory Cambridge and dated 29 Nov 92. The letter is signed ''Yours truly Robert S. Ball'' in black fountain pen.
The letter one page folded [two sides] measures 7.25 x 4.50 inches, it has expected mail folds and trivial toning/pin hole otherwise it is in fine condition. The autograph is authentic and the letter is ideal for a display. We have listed a nice collection of aviation, military and astronaut autographs.
Authenticity/Return Policy/About Us. Dear collector, we are life time autograph collectors and an autograph dealer now beginning our 18th year of autograph sales on eBay. We believe the purchase of an autograph is an monetary investment. Our policy is simple, all our autographs are researched and guaranteed authentic with ''No'' time limits. All sales will be accompanied with our Certificate of Authenticity and we also offer a 30 day unconditional return policy, If the autograph or display you purchased is not as stated or is not to your expectation simply return and we will refund your full purchase price along with your return shipping costs. We are also a Top Rated eBay seller with thousands of satisfied customers. We feel you should be comfortable with your purchase and our policy reflects this.
United States Shipping/Handling..... Please Read.... Dear collector shipping in the U.S is free unless otherwise noted in the auction description. Your auction will be well packed and shipped United States Postal Service 1st class with delivery tracking with the exception of larger framed items which will be shipped United States Priority Mail with signature confirmation. To our overseas customers shipping is as follows. Auctions of one or more items with a total value up to 250.00 dollars will be shipped United States Postal Service 1st class Registered Mail. We do combine shipping on items purchased together and the costs is 27.95. Auctions of one or more items valued over 250.00 dollars will be shipped Priority Mail Express International and the cost is 59.95 dollars. Please be advised that we do not make any money on shipping charges and please do not ask us to change the above shipping services. Additional International shipping information. We do not have control over a package once it has shipped and please note that import duties, taxes and custom charges are not included in the shipping charges. These additional costs/charges which are different in each country are the buyer's responsibility. Thank you for your purchase, your auctions will be well packed and shipped upon payment.
Check out my
other items
!
Sign up for my email newsletters
by adding my eBay Store to your Favorites