Here is a very nice, Dietzgen Excello ruler set. The rulers are #1532 A-G and an SP, so a total of 8 rulers. The box is marked MC No.146 on the base. The rulers appear to be made of Bamboo. They are i

 

D.W. Brunton Pocket Transit Wm AINSWORTH DENVER COLORADO COMPASS . MEASURES ABOUT 3 INCHES WIDE. HAS SOME LIGHT WEAR TO OUTSIDE CASE DUE TO AGE. VERY NICE AND CLEAN INSIDE CASE. PLEASE LET ME KNOW WIT

 

Vintage German Slide Rule FABER CASTELL DUPLEX 2/82 Sliderule - 13" - Light use wear - Overall Good Condition Thanks and Good LUCK!! PLEASE NOTE: Shipping & handling is always disclosed in the auc

 

*** BUYERS FROM ABROAD YOU MUST CONTACT ME BEFORE BIDDING ***A VINTAGE BAKELITE GLASS AND METAL DISC CALCULATORMARKED ON THE DIAL'FOWLER'S TWELVE - TEN CALCULATOR FOWLER & CO MANCHESTER''PATENT'AL

 

Two slide boxes from the collections of R.S.Bagnall (https://en.wikipedia.org/wiki/Richard_Siddoway_Bagnall) Very nice condition for age, hinges and clasps perfectly sound, some slight scuffing to cor

 

2 PARTIAL SPOOLS MINING WIRE. COPPER AND CLOTH. SPOOLS ARE ABOUT 3 1/2" LONG AND 2 1/2" DIAMETER. UNKNOWN MAKER.

 

Here are 45 boxes with 12 Speedball Pen Nibs in each box...never used. I've been advised they're from the 1950's and they are made by Hunt Pen Co. They are Triple Reservoir and of multiple tip sizes f

 

No notable defects on slide rule. Some minor marks/ spots on case. Please see photos for exact condition. If you have any specific questions, please feel free to ask. Thanks for looking - Please check

 

ANTIQUE MICROSCOPE SLIDE BY FLATTERS & GARNETT. DIATOMS. ARACHNOIDISCUS. 5 SPECIES SEE IMAGES FOR CONDITION. 2 SPECIMENS MISPLACED IMPORTANT: AS FROM 2ND APRIL 2013 THE ROYAL MAIL HAVE DRAMATICALL

 

Vintage Airguide Desktop Weather Station made in the USA by Airguide Instrument Company of Chicago. Metal Base with bakelite plasticMeasures 8" wide, 4" tall and 1 3/4" deepThe instrument includes a T