0. DOCID:9211 1919 "Variations in the Electrical Potential of the Earth" 0.018236683760663<br>
1. DOCID:10061 1923 "Positive Ion Currents from the Positive Column of Mercury Arcs" 0.0132674883180603<br>
2. DOCID:8553 1917 "The Stansiphon" 0.0121604454168175<br>
3. DOCID:10520 1925 "Unicrystalline Palladium Wires" 0.0121250546017828<br>
4. DOCID:8208 1915 "A Sterile Siphon Tip Protector" 0.0118758084008324<br>
5. DOCID:13587 1937 "The Electrically Driven Ultracentrifuge" 0.0116274702158569<br>
6. DOCID:7998 1914 "A Simple Apparatus for Washing Small and Delicate Objects for Sectioning" 0.0114800880763767<br>
7. DOCID:13235 1935 "An Inexpensive Apparatus for the Measurement of Bodily Activity" 0.0112725247157991<br>
8. DOCID:13861 1938 "An Inexpensive Surface Tensiometer" 0.0110839707892992<br>
9. DOCID:11800 1930 "An Apparatus for the Preparation of Small Organisms" 0.0108772603390406<br>
10. DOCID:12056 1931 "A Triple-Spectrum Discharge Tube" 0.0108397245006908<br>
11. DOCID:10864 1926 "A Neglected Capillarity Effect" 0.010576992819395<br>
12. DOCID:7895 1914 "Possible Factors in the Variations of the Earth's Magnetic Field" 0.0104499690273137<br>
13. DOCID:8239 1915 "The Pendulum Key and Its Use for Recording the Beats of a Metronome" 0.0104109187792671<br>
14. DOCID:9818 1922 "Sealing Quartz to Glass with Silver Chloride" 0.0103602078202491<br>