Up for sale is a Concise Slide Rule Model #28n. It still has the original case and manual. Sold as is.

 

HERE WE HAVE ( 1 ) BRAND NEW 10.5 INCH ESTWING DELUXE GOLD PAN. MADE OF BLACK THICK PLASTIC AND HAS 2 DIFFERENT SIZED RIFFLES TO GRAB YOUR GOLD FLAKES, AND YOUR FINE FLOUR GOLD! YOU WON'T FIND A BETTE

 

Glasses come with hard case that is in very good condition.

 

THIS IS A NEW BLUEBOWL FOR SEPERATING BLACKSAND FROM FINE GOLD. BLACK WITH WATERHOSE CONNECTION / EASY TO PACK IN BACKPACK. CENTERHOLE FOR DUMPING FLOAT AND UNWANTED MATERIAL, PLUS BLACKSAND AND WILL

 

ray54188 Store Description FROM THE MINIMAL RESEARCH I HAVE CARRIED OUT ON THIS RARE SOLAR MICROSCOPE I WOULD SUGGEST IT DATES TO THE MID 19TH CENTURY. MEASURING IN TOTAL 15.5 INCHES TALL THE LARGE CI

 

found amongst my late father's possessions Milbro Microscope x 250 In its original box, tissue paper, glass strips and instructions It looks as if it has never been used; I am 70 next birthday and I d

 

Item has some scratches. Looks to be complete with all parts. Feel free to ask questions. Posted with eBay Mobile

 

Interesting drab green military WWII era Microptic theodolite and case Here is an Interesting drab green painted WWII era Microptic theodolite and case for your consideration. The theodolite of prob

 

Vintage Antique Keuffel & Esser Co. Survey Transit Instrument w/Box Condition: Donated with no previous history. Shows scuffs, scratches all over the body as shown in pictures. Included only what

 

Nice old pair of binoculars in a leather case. They are Tower 8 X 40 Coated. Field 6 degree (I don't know how to make the "degree" symbol on this keyboard) No. 11245. They seem to work pretty good. Th