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Gnats, Humidity and Murder from $3.99	ThermoPro TP50 Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Monitor $10.99 from $10.31
Co2, Temperature and Humidity: How to Use Co2 to Increase Growth in Your Indoor Garden and Greenhouse from $54.33	ThermoPro TP49 Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with Temperature and Humidity Monitor Mini Hygrometer Thermometer from $8.99
Boveda 62% RH Size 8-10 Pack Two-Way Humidity Control Packs - For Storing 1 oz - Moisture Absorber for Small Storage Containers - Humidifier Packs - Hydration Packets w/Resealable Bag from $16.10 ($1.61 / Count)	It's Not the Heat, It's the Humidity: Seventh in the Series of Stories About Growing Up (The Midwest Anthologies) from $24.47
Napiyap Thermo-hygrometers - Real-time Display of Temperature and Humidity from $29.89	ThermoPro TP49 3 Pieces Digital Hygrometer Indoor Thermometer Humidity Meter Mini Hygrometer Thermometer with Temperature and Humidity Monitor Room Thermometer from $18.99
Boveda 62% Two-Way Humidity Control Packs For Storing ½ oz – Size 4 – 10 Pack – Moisture Absorbers for Small Storage Containers – Humidifier Packs – Hydration Packets in Resealable Bag from $14.99	Relative Humidity (Key West Capers Book 17) from $5.99