BAIRD &TATLOCK (LONDON) LTD. 



Micro-photographic Apparatus as describeU, showing horizontal position. 



1071 



1071 



1075 



1071 T Leitz's Photo-Micrographic Apparatus, with optical bench, illuminating lens, two 

 focussing screens, two dark slides for 24 by 24 cm. plates, having plate carriers for any 

 size plates, English or Continental, focussing lens and connecting sleeves, incandescent 

 gas lamp, focussing rod, vertical stage with stop rings 



1072' Leitz's Photo-Micrographic Apparatus, as above, with one metre camera extension 



12 10 

 15 



1073 With Nernst Lamp instead of gas lamp 



1074' With Arc Lamp of four amperes instead of gas lamp * 



extra 10 



1075' Leitz's Photo-Micrographic Apparatus, with two focussing screens, two dark slides 

 for 18 by 13 cm. plates, with plate carrier for 12 by 9 cm. plates, with focussing lens and 

 connecting sleeve. Incandescent gas lamp with reflector and illuminating lens, on stand 



The desired size of the field is obtained by altering the camera extension. The camera neck 

 is provided with a screw so as to hold microsummars with their adapters, which renders the apparatus 

 available for photography with incident light. 



*H required with arc lamp please give voltage of supply and if continuous or alternating. 



15 



6 15 



CHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS. 



